{
  "id": "accessibility",
  "title": "Accessibility",
  "lang": "en",
  "source_lang": "en",
  "summary": "Accessibility is the removal and prevention of barriers to environments, information, products, and services, particularly for people with disabilities.",
  "category": "society",
  "subcategory": "sociology",
  "type": "concept",
  "aliases": [
    "a11y"
  ],
  "generated_at": "2026-10-22",
  "model": "pro/gpt-6.1-sol",
  "url": "https://aiwiki.page/en/accessibility/",
  "translations": {
    "zh-Hans": {
      "url": "https://aiwiki.page/zh/accessibility/",
      "json": "https://aiwiki.page/zh/accessibility.json"
    }
  },
  "sections": [
    {
      "heading": "",
      "text": "Accessibility is the extent to which environments, products, information, and services enable people with disabilities to use them and participate on an equal basis with others. It encompasses buildings and transportation, communication and digital technologies, and the organization of public and private services. Rather than treating access solely as a matter of individual capability, accessibility addresses barriers arising from the interaction between people and their surroundings. The United Nations Convention on the Rights of Persons with Disabilities identifies accessibility as a condition for independent living and full participation in society. (un.org)\n\nAccessibility connects human rights with practical questions of design, technology, and institutional responsibility. Universal design seeks to make environments and products usable by the widest possible range of people, while assistive technologies and individual accommodations address requirements that general design does not fully meet. Accessible provision supports participation in education, employment, health care, cultural life, and public affairs; many accessibility features also benefit older people and people experiencing temporary or situational limitations. Its implementation involves legal obligations, technical standards, user participation, and continuing evaluation rather than a single design intervention. (un.org)"
    },
    {
      "heading": "Meaning, scope, and barriers",
      "text": "Accessibility means that people with disabilities can reach, enter, understand, communicate with, and use environments, information, facilities, and services on an equal basis with others. Its scope extends beyond buildings to transportation, information and communications technologies, and services open or provided to the public, in both urban and rural areas. Article 9 of the 2006 Convention on the Rights of Persons with Disabilities sets out this scope in relation to independent living and full participation. Accessibility is therefore distinct from mere availability: a service may exist and formally admit everyone while its entrance, information, or operating procedures prevent some people from using it. (un.org)\n\nThe Convention describes disability as arising through interaction between impairments and attitudinal or environmental barriers, rather than treating exclusion solely as an individual limitation. For example, a wheelchair user’s inability to enter a building through a stairs-only entrance involves both a mobility requirement and a particular architectural arrangement; the impairment alone does not explain why that entrance excludes the person. Social approaches direct attention toward such arrangements, while a human-rights approach also identifies people with disabilities as rights holders and public authorities and service providers as bearers of responsibilities. The UN disability-rights committee’s General Comment No. 2 (2014) accordingly treats accessibility as a precondition for independent living and equal participation, not simply as an optional convenience. (un.org)\n\nBarriers can be physical, sensory, communicative, technological, or organizational, and these categories often overlap. Physical barriers include stairs-only entrances and circulation spaces that cannot accommodate mobility devices. Sensory barriers arise when essential information is conveyed through only one channel, such as an audible announcement without a visual equivalent. Communication barriers include information supplied without a format or language its intended recipient can understand. Organizational barriers include inflexible procedures: for example, requiring every customer to complete a voice telephone call can exclude someone who cannot hear or speak through that channel, even when the service premises themselves are accessible. Accessibility therefore concerns the conditions of service delivery as well as the objects and spaces through which delivery occurs. (un.org)\n\nIn digital settings, publication does not by itself make information accessible. An electronic document consisting only of images of text can remain unreadable to software that needs machine-readable text; similarly, an image without a text alternative can withhold information from a blind reader. A website may display correctly in a browser yet prevent a person who cannot operate a mouse from activating its controls. These are barriers in content or interaction, rather than failures of internet connectivity. The World Wide Web Consortium defines web accessibility in terms of people being able to perceive, understand, navigate, interact with, and contribute to the Web. (w3.org)\n\nAccessibility overlaps with, but is not interchangeable with, usability. Usability concerns effectiveness, efficiency, and satisfaction for specified users in a particular context; a product considered easy to use by nondisabled test participants may still exclude users of assistive technology. Clear instructions can improve both, whereas compatibility with a screen reader may depend on underlying code invisible to other users. Broader meanings of access encompass affordability, geographic proximity, equipment ownership, and connectivity—issues associated with poverty and the digital divide. These conditions can compound disability-related exclusion, but addressing them does not establish accessibility: an inexpensive, nearby service or a freely available website can still contain disabling barriers. (w3.org)"
    },
    {
      "heading": "Historical development",
      "text": "The history of the United States Access Board illustrates one national expansion from architectural barrier removal to accessibility across services and technologies, rather than a universal chronology. The Architectural Barriers Act of 1968 required access to buildings and facilities designed, constructed, altered, or leased with federal funds. Its scope concerned federally connected facilities, not all buildings open to the public. The Rehabilitation Act of 1973 established the Architectural and Transportation Barriers Compliance Board, subsequently known as the Access Board, to strengthen implementation. The same Act extended disability protections beyond building design: Section 504 prohibited disability discrimination in federally assisted programmes and activities, while other provisions addressed federal employment. Accessibility thus became a question of participation in programmes and work, as well as entry into buildings. (access-board.gov)\n\nOn 26 July 1990, President George H. W. Bush signed the Americans with Disabilities Act (ADA). It broadened federal disability protections to covered private-sector employment, state and local government programmes, public accommodations, transportation, and communications. Unlike the Architectural Barriers Act, its reach was not dependent on federal funding of a facility. The ADA also charged the Access Board with developing accessibility guidelines for facilities and transportation systems. Subsequent changes extended the Board’s work into information technology: the 1998 amendments to Section 508 of the Rehabilitation Act strengthened accessibility requirements for electronic and information technology developed, procured, maintained, or used by federal agencies. The Board issued its initial Section 508 technical standards in December 2000; they became enforceable on 21 June 2001. (access-board.gov)\n\nFor the World Wide Web, accessibility developed through international technical standardization. The World Wide Web Consortium published the Web Content Accessibility Guidelines (WCAG) 1.0 on 5 May 1999. Its 14 guidelines organized checkpoints concerning matters such as text alternatives, device-independent interaction, and understandable navigation, with considerable attention to contemporary HTML-based content. WCAG 2.0, published on 11 December 2008, recast the requirements as technology-independent, testable success criteria under four principles: perceivable, operable, understandable, and robust. This structure separated accessibility outcomes from particular implementation techniques, allowing the guidelines to apply across changing web technologies. (w3.org)\n\nLater versions widened the requirements while retaining the WCAG 2 framework. WCAG 2.1, published on 5 June 2018, added 17 success criteria, particularly addressing mobile use, low vision, and cognitive and learning disabilities. Examples included allowing different screen orientations and supporting enlarged content that reflows without requiring scrolling in two dimensions. WCAG 2.2, first published on 5 October 2023, added nine criteria concerning such matters as visible keyboard focus, alternatives to dragging, minimum target size, consistent help, and accessible authentication. These additions addressed interaction barriers that earlier versions had not covered as explicitly. (w3.org)\n\nWithin international law, the United Nations adopted the Convention on the Rights of Persons with Disabilities on 13 December 2006; it entered into force on 3 May 2008. Accessibility became both a general principle and a specific obligation under Article 9, encompassing physical environments, transportation, information and communications, and facilities and services open or provided to the public. In General Comment No. 2 (2014), the Committee on the Rights of Persons with Disabilities explained accessibility as a precondition for equal enjoyment of human rights. It distinguished advance, group-oriented accessibility duties from individual reasonable accommodation, and distinguished accessibility required from the outset in new facilities and services from the systematic removal of existing barriers through definite time frames and allocated resources. (un.org)"
    },
    {
      "heading": "Human diversity and access requirements",
      "text": "Access requirements depend on functional abilities, tasks, environments, and experience, rather than following automatically from a diagnosis. People with the same disability may use different methods to obtain information or operate equipment; conversely, people with different impairments may require the same feature. Mobility and dexterity are also distinct: difficulty walking does not necessarily imply difficulty using a keyboard, while hand tremor or restricted arm movement may make precise pointing difficult. Relevant requirements include controls that do not demand fine movements, alternatives to mouse operation, and sufficient time to complete tasks. Some users operate computers through switches, eye tracking, or speech recognition rather than conventional input devices. (w3.org)\n\nSensory requirements differ both between and within groups. A blind reader may use speech output or refreshable Braille, whereas someone with low vision may rely on magnification, adjustable contrast, and layouts that remain usable when enlarged. Colour-vision differences create a separate requirement: information conveyed only by colour may be indistinguishable even when text is large enough. For people with hearing loss, increasing volume does not necessarily make speech intelligible; captions, written information, or sign language may be needed. Speech disabilities raise different barriers, particularly where a telephone service or voice-controlled interface requires intelligible spoken input. Text-based communication and non-speech controls provide alternative routes without requiring users to speak. (w3.org)\n\nCognitive and learning requirements can concern attention, memory, language comprehension, reading, numerical information, or planning and completing sequences of actions. Clear instructions, predictable navigation, manageable steps, and help with identifying and correcting errors address different aspects of these requirements. Dense text may be difficult for one person, while another needs detailed written instructions that remain available instead of disappearing after a brief display. Text-to-speech can support some readers, but does not remove the need for understandable language and organization. These differences make cognitive accessibility more complex than simply shortening every text or replacing words with pictures. (w3.org)\n\nCombined disabilities can restrict alternatives that would otherwise provide access. A person who is deaf and has low vision may benefit from captions only when their size and colours are adjustable. Similarly, an interaction method that depends on one functional ability cannot be assumed to compensate for every other impairment. Requirements also change over time: fatigue, pain, or recurring symptoms may alter a person’s stamina, concentration, or dexterity from one day to another. Familiarity with technology matters independently; someone newly experiencing an impairment may not know which accessibility features exist or how to use them. A single nominally accessible format therefore cannot represent every user’s requirements. (w3.org)\n\nPermanent impairments, temporary impairments, and situational limitations can produce overlapping requirements without being identical experiences. A temporary arm injury may prevent mouse use; a noisy setting may make audio unintelligible; bright sunlight may make a screen difficult to read. Features such as keyboard operation, captions, and adaptable presentation can consequently support users beyond those with long-term disabilities. Population ageing adds another context: the World Health Organization (WHO) projects that people aged 60 or over will number 1.4 billion in 2030, compared with 1 billion in 2020. However, chronological age does not determine an individual’s capabilities, and older people vary substantially in functioning and technological experience. (w3.org)\n\nPopulation estimates measure different phenomena. WHO’s 2023 disability fact sheet estimated that 1.3 billion people, or 16% of the global population, experienced significant disability; this is not a count of people lacking accessible environments or services. Its 2024 assistive-technology fact sheet reported that more than 2.5 billion people needed at least one assistive product. Drawing on the 2022 WHO–UNICEF global report, it described access to needed products as low as 3% in some low-income countries, compared with 90% in some high-income countries. Disability prevalence, product need, and unmet provision thus have different denominators: none alone measures the accessibility barriers a population encounters. (who.int)"
    },
    {
      "heading": "Universal design, accommodation, and assistive technology",
      "text": "Universal design addresses access through the initial design of products, environments, programmes, and services rather than relying exclusively on later modifications. Article 2 of the 2006 Convention on the Rights of Persons with Disabilities defines its objective as usability by the widest possible range of people without adaptation or specialized design, while explicitly retaining assistive devices where needed. It therefore does not require everyone to use an identical interface or dispense with individual equipment. The seven principles published by North Carolina State University’s Center for Universal Design in 1997, with contributors including architect Ronald Mace, translate this approach into design criteria: equitable use, flexibility, simple and intuitive operation, perceptible information, tolerance for error, low physical effort, and adequate space for approach and use. Examples include controls operable without sustained gripping and information conveyed through more than one sensory mode. (un.org)\n\nReasonable accommodation addresses a particular person’s requirements in a particular situation. The Convention defines it as necessary and appropriate adjustments that do not impose a disproportionate or undue burden; denial of such accommodation constitutes disability discrimination under its terms. The Committee on the Rights of Persons with Disabilities distinguished these obligations in General Comment No. 2 (2014) and General Comment No. 6 (2018): accessibility is an anticipatory, or ex ante, duty directed at groups, whereas accommodation is an ex nunc duty arising when an individual needs access. A service provider should therefore establish accessible systems before receiving a particular request, while remaining able to modify procedures or provide another format for someone whose requirements those systems do not meet. Compliance with general accessibility standards does not, by itself, eliminate the need for individual accommodation. (un.org)\n\nAssistive technology comprises assistive products together with the systems and services supporting their provision and use. Wheelchairs support mobility; hearing aids support hearing; communication boards and speech-generating devices support expression; and screen readers present digital text through synthesized speech or Braille. These products may require assessment, fitting, configuration, user training, maintenance, and repair rather than a one-time equipment purchase. The World Health Organization and UNICEF’s 2022 Global Report on Assistive Technology, drawing on representative self-reported surveys in 29 countries, estimated that more than 2.5 billion people could benefit from at least one assistive product. This measures potential benefit from products, not the number of people whose environments are inaccessible. (who.int)\n\nAssistive products depend on compatible surroundings. A wheelchair does not remove a stepped entrance, and an appropriately fitted chair still needs sufficient circulation space. WHO consequently identifies accessible buildings, transport, and information as necessary complements to assistive technology. Digital access likewise depends on cooperation between content, the browser, and assistive software: a screen reader needs information that software can identify and expose, rather than merely a visually convincing display. Browser preferences can provide personalization, including text customization, while assistive software supplies additional presentation and interaction methods. These are different layers of provision, not interchangeable solutions. (who.int)\n\nHuman assistance remains a distinct part of this arrangement. Article 9 of the Convention expressly includes guides, readers, and qualified sign-language interpreters among measures facilitating access to public buildings and facilities. General design can make a service independently usable by many people; personalization can adjust its presentation; specialized equipment can support an individual’s functioning; and a reader or interpreter can enable a particular interaction. The Convention’s simultaneous recognition of universal design, assistive devices, and live assistance means that providing one does not automatically discharge obligations concerning the others. An accessible standard format may still need an individual alternative, just as an available assistant does not remove the obligation to address environmental barriers. (un.org)"
    },
    {
      "heading": "Buildings, housing, and public space",
      "text": "An accessible route is a continuous, unobstructed connection between site arrival points, entrances, circulation spaces, and usable facilities—not simply a ramp at a building’s front door. The United States Architectural Barriers Act (ABA) Standards, for example, connect accessible parking, passenger loading areas, public sidewalks, and transport stops to accessible entrances, and link accessible spaces within a site. Routes generally coincide with, or occupy the same area as, ordinary circulation paths rather than separating users into service areas. Scoping requirements establish which entrances, spaces, and elements must be accessible and in what numbers; technical specifications establish their dimensions and performance. Both are necessary: a technically compliant doorway does not provide access if stairs interrupt the route leading to it. (access-board.gov)\n\nChanges in level, doors, and maneuvering areas form an interconnected system within accessible architecture. Under the U.S. 2010 ADA Standards, walking surfaces on accessible routes generally have a minimum clear width of 36 inches (915 mm), door openings a minimum clear width of 32 inches (815 mm), and ramp runs a maximum slope of \\(1:12\\), subject to specified exceptions. Ramp landings must also accommodate any required door-maneuvering clearance; an adequate ramp width alone therefore does not establish a usable entrance. Elevators provide vertical circulation, while platform lifts are permitted in specified circumstances rather than serving as unrestricted substitutes in new construction. Clear floor space beside controls enables a wheelchair user to approach and operate them; the ABA’s unobstructed reach range is generally 15–48 inches (380–1,220 mm) above the floor. (ada.gov)\n\nAccessible toilets and bathing rooms similarly depend on coordinated layouts. Door swings, wheelchair turning space, transfer clearances, lavatory knee space, grab bars, and reachable fittings must work together. A toilet fitted with grab bars can remain unusable if a cabinet occupies its required transfer space. The ABA specifications place grab bars beside and behind accessible toilets. Bathing provisions distinguish transfer showers, in which users transfer to a seat, from roll-in showers that admit shower chairs or other wheeled mobility aids. Seats, controls, hand-held shower units, and enclosures must be positioned so that they do not obstruct transfers or access to required fittings. (access-board.gov)\n\nOrientation requires information that does not depend on a single sense. Under the ABA Standards, permanent room-identification signs generally combine raised characters with Braille, while visual characters require light-on-dark or dark-on-light contrast and non-glare finishes. Consistent placement near doorways makes tactile signs locatable without reading them from a distance; directional information has different requirements from permanent room labels. Elevator systems combine tactile identification with audible and visible signals, and covered fire-alarm systems provide visual as well as audible notification. These provisions address finding destinations and recognizing events, not merely physically reaching them. (access-board.gov)\n\nNew construction and alterations have different compliance conditions. Existing structures may constrain retrofits through load-bearing walls, shafts, or other fixed elements. ABA alteration provisions recognize technical infeasibility but require compliance to the maximum extent feasible; the exception does not remove requirements from unrelated elements. Altering a primary-function area can also trigger requirements for its connecting route and supporting facilities. Continuing usability depends on operation and maintenance: working lifts, unobstructed corridors, and snow removal from accessible parking spaces, access aisles, and entrance routes are concrete components of access, not optional additions to completed construction. (access-board.gov)\n\nHousing requirements are jurisdiction- and building-specific and should not be equated automatically with public-building standards. In the United States, the Fair Housing Act’s design-and-construction provisions cover specified multifamily dwellings with four or more units first occupied after March 13, 1991: generally all units in elevator buildings and ground-floor units in buildings without elevators. Requirements include usable doors, an accessible route into and through dwellings, reachable switches and environmental controls, bathroom-wall reinforcement for later grab-bar installation, and usable kitchens and bathrooms. Reinforcement illustrates the distinction between immediately provided access features and construction that permits subsequent adaptation without rebuilding the wall. (archive.ada.gov)"
    },
    {
      "heading": "Transportation and complete journeys",
      "text": "The complete-journey approach treats travel as a connected sequence: leaving the origin, following pedestrian routes, reaching a stop or station, boarding, travelling, transferring, alighting, and reaching the destination. Accessibility therefore depends on connections between facilities, rather than simply on the availability of an accessible vehicle. The United Nations Committee on the Rights of Persons with Disabilities describes the underlying objective as an uninterrupted chain of movement between spaces. Applied to public transport, this means that a stairs-only interchange, an inaccessible destination stop, or an unavailable boarding ramp can prevent completion of an otherwise accessible journey. Planning must encompass both the outward journey and the connections required after arrival. (docstore.ohchr.org)\n\nPedestrian infrastructure forms part of this transport chain. Sidewalks, crossings, curb ramps, refuge islands, and boarding areas must connect without steps, impassable surfaces, or obstructions. The United States Access Board’s Public Right-of-Way Accessibility Guidelines, published on 8 August 2023, illustrate how these connections are specified: pedestrian access routes generally have a minimum continuous clear width of 48 inches (1,220 mm), increasing to 60 inches (1,525 mm) across medians and pedestrian refuge islands. Their provisions for accessible pedestrian signals combine audible and vibrating indications of the walk interval, while reachable pushbuttons allow operation from a seated position. Detectable warning surfaces identify boundaries such as curb transitions. These are jurisdiction-specific specifications, not universal dimensions; their practical purpose is to connect street access with usable transit stops and entrances. (access-board.gov)\n\nBoarding and alighting require coordination between the stopping place and the vehicle entrance. Bus lifts or ramps must lead to a sufficiently clear internal route and usable wheelchair space; fareboxes, handrails, or seating cannot be treated independently of that route. For example, the Access Board’s bus and van provisions specify a wheelchair securement area of at least 30 by 48 inches, positioned as near the accessible entrance as practicable. They also address priority-seat identification, entrance lighting, handrails, and reachable stop-request controls. On vehicles longer than 22 feet that permit passengers to request stops, controls beside wheelchair securement locations must alert the driver and provide both audible and visual confirmation. These features address different stages of use: entering the vehicle, travelling securely, requesting a stop, and leaving it. (access-board.gov)\n\nOn rail systems, step-free access to a platform does not necessarily provide step-free access to a train. Platform height and the horizontal platform–vehicle gap determine whether direct boarding is possible or a lift, ramp, or bridge plate is needed. United States rapid-rail provisions for new vehicles operating in new stations specify a maximum horizontal gap of 3 inches and a vehicle-floor height within 5/8 inch above or below the platform under normal passenger loads. Light-rail provisions separately address boarding devices where level entry is unavailable. Once aboard, wheelchair locations, priority seats, handholds, and passenger information remain necessary; spoken announcements and visible information provide complementary ways of identifying services, stops, and changes. (access-board.gov)\n\nOperational accessibility concerns whether these facilities and services can actually be used. Booking assistance, purchasing tickets, arranging boarding support, and transferring between operators require coordinated procedures as well as physical provision. In Great Britain, the Office of Rail and Road’s Accessible Travel Policy guidance requires operators initiating a Passenger Assist booking to relay assistance information for the entire journey. Operators must also allow disabled passengers unable to buy a ticket at a station to purchase one on the train or at their destination without an additional charge. During disruption, accessible substitute transport and clear audible and visual directions are distinct requirements: an announcement alone does not make a replacement coach usable. The guidance also addresses communicating facility failures and expected restoration times, and providing suitable alternative accessible transport without extra charge in specified circumstances. (orr.gov.uk)"
    },
    {
      "heading": "Communication, publishing, and cultural access",
      "text": "Accessible communication involves both receiving information and expressing ideas through usable languages, formats, and methods. Article 2 of the Convention on the Rights of Persons with Disabilities includes Braille, large print, audio, tactile communication, plain language, human readers, and augmentative and alternative communication within its definition of communication. These address different barriers: large print enlarges visible text, audio conveys information through listening, and plain language reduces linguistic complexity rather than merely changing presentation. Braille encodes letters, numbers, and other symbols through raised dots read by touch; its standard six-dot cell supports written literacy, including mathematical and musical notation. Tactile diagrams and models provide spatial information that written text alone may not convey. (oas.org)\n\nAugmentative and alternative communication (AAC) supplements or replaces speech through methods ranging from gestures and alphabet boards to picture-symbol systems and electronic speech-generating devices. A person may point to printed words, select symbols that construct a message, or use a computerized system to produce recorded or synthesized speech. AAC therefore supports active participation in conversation, not simply access to information supplied by others. Its tools include both low-technology materials and electronic systems; a communication board does not require the same equipment as a tablet-based speech generator. (asha.org)\n\nSign languages are languages, not visual transcriptions of speech. American Sign Language, for example, has grammatical structures distinct from English and conveys meaning through hand movements, facial expressions, and bodily position. There is no universal sign language: American and British Sign Languages are distinct and are not necessarily mutually intelligible. Sign-language interpreting consequently involves conveying meaning between languages, whereas spoken-language transcription renders speech as written text. The Convention’s Article 21 calls for accepting and facilitating sign languages in official interactions and recognizing and promoting their use; Article 30 recognizes linguistic and cultural identity, including sign languages and Deaf culture. (nidcd.nih.gov)\n\nIn audiovisual media, captions, transcripts, and audio description convey different information. Captions synchronize text with speech and meaningful sounds, including speaker identification, laughter, music, or an off-screen alarm. Dialogue-only subtitles may omit these sound cues. A transcript presents speech and relevant sounds as a separate text document; a descriptive transcript also incorporates important visual information, enabling access without watching or hearing the recording. Audio description verbalizes visual details—such as actions, settings, facial expressions, and on-screen text—that the original soundtrack does not communicate. It commonly occupies pauses in dialogue; extended description can pause the video when those gaps are insufficient. None of these methods automatically replaces the others. (w3.org)\n\nCultural access includes the content and interpretation of exhibitions and performances, not only entry into a venue. The Smithsonian provides tactile elements, verbal-description tours, sign-language interpretation, and Braille and large-print visitor information. Its National Museum of Natural History documents 29 tactile opportunities in its Deep Time gallery’s descriptive app. In theatre, Britain’s National Theatre distinguishes captioned performances, which display text on screens, from audio-described performances, where commentary is interspersed with actors’ dialogue and transmitted through headsets. Such services make different aspects of a performance available through alternative sensory channels. (access.si.edu)\n\nIn publishing, accessible-format production also intersects with copyright. Article 30(3) of the Convention requires states to take appropriate steps, consistent with international law, to prevent intellectual-property laws from becoming unreasonable or discriminatory barriers to cultural materials. The Marrakesh Treaty, adopted on 27 June 2013 and effective from 30 September 2016, establishes copyright limitations and exceptions benefiting people who are blind, visually impaired, or otherwise print disabled. Its mechanisms facilitate the production and cross-border transfer of accessible-format copies, allowing qualifying works to circulate beyond the country in which an accessible version was produced. (searchlibrary.ohchr.org)"
    },
    {
      "heading": "Digital products and web accessibility",
      "text": "Digital accessibility concerns whether people with disabilities can perceive information, navigate interfaces, operate controls, and contribute content across websites, applications, electronic documents, operating systems, and self-service terminals. It includes compatibility with assistive technologies such as screen readers, magnifiers, and alternative input devices. Compatibility depends on software exposing meaningful information about controls and content, rather than merely displaying them visually. W3C’s WCAG2ICT guidance applies web accessibility principles to non-web documents and software, including mobile applications and platform software. Terminals with “closed functionality,” which prevents users from connecting or installing assistive technology, present additional requirements that WCAG-based guidance alone does not fully address. (w3.org)\n\nThe Web Content Accessibility Guidelines (WCAG) organize requirements under four principles: perceivable, meaning information is available through forms users can perceive; operable, meaning interface components and navigation can be operated; understandable, covering information and interface behavior; and robust, requiring content to remain interpretable by user agents, including assistive technologies. WCAG 2.2 first became a W3C Recommendation on 5 October 2023. Its success criteria have three cumulative conformance levels: A, AA, and AAA. AA requires all applicable A and AA criteria; AAA adds all AAA criteria. Conformance concerns complete pages and complete processes, such as every step of an online purchase, not merely selected accessible components. Even AAA conformance does not address every combination of disability or every individual requirement. (w3.org)\n\nSemantic structure makes information available independently of visual presentation. A heading encoded as a heading can support screen-reader navigation; text made large and bold without heading semantics does not communicate the same structural relationship. Lists, table headers, and associated form labels similarly convey relationships that appearance alone cannot reliably express. Text alternatives communicate an image’s information or function: an image used as a search button needs an accessible name describing its action, whereas a purely decorative image can have an empty text alternative. A registration form needs labels identifying its fields, instructions explaining required formats, and error messages identifying the affected input and the problem, rather than relying solely on a red border. (w3.org)\n\nKeyboard operation enables interaction without a mouse and supports alternative input systems that emulate keyboard commands. Users need to reach controls, activate them, and leave components without becoming trapped; visible keyboard focus identifies the currently selected control. Visual presentation also has measurable requirements. At WCAG AA, ordinary text generally needs a contrast ratio of at least \\(4.5:1\\), while qualifying large text needs \\(3:1\\). Text must generally support enlargement to 200 percent without loss of content or functionality, with specified exceptions for captions and images of text. (w3.org)\n\nResponsibility is distributed across the digital system. Content authors supply structure, alternatives, and meaningful labels; browsers and other user agents interpret and present them; assistive technologies provide alternative output or interaction. Authoring tools, including content-management systems, influence whether authors can create and preserve accessible content. For example, an image-description field is useful only if the publishing system retains that description and the browser makes it available to assistive technology. W3C therefore maintains separate guidance for content, authoring tools, and user agents rather than treating accessibility as a property of page content alone. (w3.org)\n\nWAI-ARIA supplies accessibility semantics—roles, states, and properties—for interfaces whose meaning cannot otherwise be reliably determined. A disclosure control can expose whether its associated content is expanded, while a toggle button can expose its pressed state. These semantics do not implement interaction: assigning role=\"button\" to a generic element does not automatically provide keyboard activation, focus behavior, or button styling. Native controls already provide important semantics and behavior; custom controls require developers to implement both. Incorrect ARIA can override useful existing semantics, making the interface presented to assistive-technology users differ from its visible behavior. (w3.org)"
    },
    {
      "heading": "Education, employment, and essential services",
      "text": "Accessible education concerns participation in learning, not simply admission to an institution. It encompasses classrooms and laboratories, learning platforms, textbooks, teacher–student communication, assessment, and extracurricular activities. The United Nations Committee on the Rights of Persons with Disabilities, in General Comment No. 4 (2016), distinguished system-wide accessibility from reasonable accommodation for an individual learner. Institutional provision includes accessible electronic materials, captioned recordings, and teaching methods that support different ways of receiving information and demonstrating knowledge. Individual measures may include additional assessment time, alternative response formats, or communication assistance. For example, providing a textbook in a screen-reader-compatible format addresses access to the curriculum, while adapting an examination’s timing addresses a particular student’s requirements. Neither measure substitutes for participation in classroom discussion, practical work, and educational activities alongside other students. The Committee also identifies training and support for teachers as part of making inclusive education effective. (docstore.ohchr.org)\n\nIn employment, accessibility extends across recruitment, selection, induction, everyday work, training, retention, and promotion. General Comment No. 8 (2022) treats non-discrimination as applying throughout this employment cycle, rather than only after appointment. Accessible vacancy notices and application systems enable entry to the labour market; compatible workplace software, usable premises, accessible meetings, and training materials enable continued participation. Organizational provision anticipates requirements shared by groups of workers, whereas job-specific accommodation responds to an individual’s circumstances. Examples include modifying equipment, adjusting working hours, reorganizing particular duties, or providing communication support. An accessible office therefore does not by itself make employment accessible if mandatory training cannot be used by an employee, or if promotion procedures exclude an otherwise qualified applicant through an inaccessible assessment. These distinctions apply to public- and private-sector employment. (docstore.ohchr.org)\n\nWithin a health system, access includes reaching facilities, arranging appointments, using diagnostic equipment, receiving information, and communicating with staff. The United States Access Board issued medical diagnostic equipment accessibility standards in 2017 covering examination tables and chairs, weight scales, mammography equipment, and other imaging equipment. Their technical mechanisms include transfer surfaces, supports, lift compatibility, and wheelchair spaces. A July 2024 revision specified a low transfer height of 17 inches, approximately 430 millimetres, for certain equipment used by seated or reclining patients. These specifications address barriers that an accessible entrance alone cannot remove. Communication is a separate requirement: United States Department of Justice guidance distinguishes simple exchanges that may be handled through writing from complex discussions of symptoms, treatment, or consent that may require a qualified sign-language interpreter or another effective aid. (access-board.gov)\n\nBanking, shopping, and government services combine physical, digital, and procedural access. An accessible branch or service counter does not resolve an unusable online application, inaccessible account information, or a communication barrier during a transaction. United States guidance on web accessibility explicitly covers banks, retail establishments, and state and local government services, including services delivered online. Effective communication also depends on the transaction’s complexity: exchanging written notes may suffice for a straightforward retail question, whereas a detailed discussion may require more extensive assistance. Accessibility therefore concerns completing the service, not merely entering the premises or opening a website. (ada.gov)\n\nVoting and emergency communication illustrate the importance of access across successive procedures. United States voting guidance covers registration, election information, polling-place selection, and casting ballots, including early and absentee voting; an accessible voting machine cannot compensate for inaccessible registration. Emergency warnings similarly require more than a single sensory channel. Department of Justice emergency-planning materials identify combinations of audible warnings, text messages, emails, captioned broadcasts, and interpreted announcements as mechanisms for reaching people with different communication requirements. A siren alone does not notify someone who cannot hear it, while a text-only warning may remain inaccessible to someone unable to read the message. (ada.gov)"
    },
    {
      "heading": "Legal frameworks, standards, and enforcement",
      "text": "Article 9 of the Convention on the Rights of Persons with Disabilities requires States Parties to identify and eliminate accessibility barriers in buildings, transportation, information, communications, and facilities and services open to the public, in both urban and rural areas. Its obligations include developing and monitoring minimum accessibility standards, ensuring that private providers consider accessibility, training stakeholders, and providing accessible signs, information, and assistance. These are not exclusively duties concerning government-owned facilities. Article 4(3) additionally requires close consultation with, and active involvement of, persons with disabilities through their representative organizations when developing and implementing relevant legislation and policies. (un.org)\n\nLegislation, implementing regulations, technical standards, and explanatory guidance have different legal functions. In the United States, the Americans with Disabilities Act establishes statutory duties; agency regulations determine their application, while incorporated design standards supply detailed scoping and technical requirements. The Access Board develops accessibility guidelines that form the basis for enforceable standards adopted by the Departments of Justice and Transportation. The Board’s explanatory guides do not themselves replace those standards, and its guidance generally lacks the force of law unless otherwise legally authorized or incorporated into a contract. The Justice Department’s 2010 design standards became mandatory for covered new construction and alterations on 15 March 2012. (access-board.gov)\n\nEnforcement also differs from ordinary building approval. Federal ADA requirements are enforced through agency complaint investigations and litigation by private individuals or the federal government, rather than through a federal planning-permission system. State and local building codes operate alongside these civil-rights requirements. Consequently, approval under a local building code does not establish compliance with every ADA obligation, and responsibility remains with the entity covered by the federal law. (access-board.gov)\n\nIn the European Union, the European Accessibility Act, Directive (EU) 2019/882, required national implementing measures to apply from 28 June 2025. Its scope includes specified computers, payment terminals, e-readers, consumer banking, e-books, and e-commerce services—not every product, website, or building. Microenterprises providing services are exempt; other exceptions concern fundamental alteration or disproportionate burden. Transitional provisions allow certain existing service equipment to remain in use until 28 June 2030 and permit qualifying self-service terminals to remain for their useful life, capped at 20 years after first use. Member States establish enforcement arrangements and effective, proportionate, dissuasive penalties, accompanied by remedial action. (accessibilite-produits-services.public.lu)\n\nChina’s Law on Building Accessible Environments, effective 1 September 2023, addresses accessible facilities, information exchange, and social services, with express attention to persons with disabilities and older persons. It assigns supervisory and inspection responsibilities to governments at county level and above and their relevant departments, rather than establishing a single regulator for every sector. Article 62 permits organizations and individuals to submit complaints or reports and requires responsible departments to handle them promptly and reply. Article 63 authorizes procuratorial recommendations or public-interest litigation where violations harm the public interest. Remedies vary by violation: Article 65 provides correction orders and, for specified facility-management violations left uncorrected, fines of RMB 10,000–30,000 for organizations and RMB 100–500 for individuals. The law also provides civil liability for personal injury or property loss and criminal liability where conduct constitutes a crime. (hljca.miit.gov.cn)"
    },
    {
      "heading": "Implementation, evaluation, and continuing access",
      "text": "Accessibility management assigns responsibilities throughout planning, procurement, design, construction or software development, operation, and maintenance, rather than treating access as a final inspection. Organizational policies establish the applicable requirements, deadlines, budgets, and responsibility for correcting defects. Procurement connects these commitments to externally supplied products and services: purchasing teams incorporate accessibility requirements, suppliers deliver against them, and acceptance testing checks the delivered components. The United Nations Committee on the Rights of Persons with Disabilities, in its 2014 General Comment No. 2, specifically called for accessibility requirements in public procurement and for barrier-removal plans with deadlines, resources, and monitoring mechanisms. W3C’s management guidance similarly distributes responsibilities among purchasing, development, quality assurance, and other organizational functions. (docstore.ohchr.org)\n\nEvaluation combines methods that answer different questions. Technical inspection compares a constructed environment with measurable specifications: under the United States Architectural Barriers Act standards, for example, inspectors can check doorway clearances, ramp gradients, maneuvering spaces, and control heights against the applicable requirements. For digital content, automated checks locate machine-detectable failures, while expert review examines matters requiring judgment, such as whether information and interactions remain understandable and operable. Task-based testing with people with disabilities examines actual use—for example, completing a purchase or submitting an application with a participant’s usual assistive technology. These methods are complementary: standards-based inspection identifies specified defects, whereas user evaluation can expose practical obstacles not discovered by conformance review alone. (access-board.gov)\n\nAn automated accessibility score is not a percentage of people who can use a service, nor proof of conformance with every requirement. Tools test only what their rules and technical capabilities cover and can produce false or misleading results; W3C explicitly states that no tool alone can determine whether a website meets accessibility standards. Human judgment remains necessary to interpret findings. User testing has different limitations: a small group cannot represent all combinations of impairments, experience, adaptive strategies, and technologies. Successful completion by one screen-reader user, for example, does not establish accessibility for every blind user or for people with other access requirements. Reports therefore distinguish findings against a defined standard from observations about particular participants, tasks, and testing conditions. (w3.org)\n\nContinuing access depends on preserving features after delivery. In the United States, Department of Justice guidance identifies broken elevators, locked accessible entrances, and routes obstructed by furniture as failures of operational access, even where accessible features were originally installed. Digital services can likewise acquire new barriers through content updates, maintenance work, or staff changes. W3C’s planning guidance consequently includes regular monitoring, staff training, accessibility checks in quality assurance, and review of shared templates and authoring tools. Its sustaining guidance also includes user feedback and management reporting, allowing recurring problems to feed into subsequent maintenance and development work. (ada.gov)\n\nLegacy environments create a continuing implementation workload: identifying barriers is separate from funding and completing their removal. The 2014 General Comment called for sustained resources and trained monitoring bodies, not merely the adoption of standards. Environmental improvements also coexist with unequal access to assistive technology. The World Health Organization reported in its January 2024 fact sheet, drawing on the 2022 WHO–UNICEF global report, that access to needed assistive products ranged from as little as 3% in some low-income countries to 90% in some high-income countries. These figures concern assistive-product access, not rates of accessible buildings or websites; they identify a distinct constraint on whether people can use otherwise compatible environments and services. (docstore.ohchr.org)"
    }
  ],
  "links": [
    "disability",
    "human-rights",
    "education",
    "public-transport",
    "web-browser",
    "internet",
    "world-wide-web",
    "poverty",
    "digital-divide",
    "united-states",
    "international-law",
    "united-nations",
    "speech-recognition",
    "hearing-loss",
    "sign-language",
    "reading",
    "population-ageing",
    "world-health-organization",
    "architecture",
    "infrastructure",
    "railway",
    "theatre",
    "copyright",
    "operating-system",
    "labor-market",
    "health-system",
    "government",
    "legislation",
    "european-union",
    "e-commerce",
    "china"
  ],
  "sources": [
    {
      "title": "Article 9 – Accessibility | United Nations Enable",
      "url": "https://www.un.org/development/desa/disabilities/convention-on-the-rights-of-persons-with-disabilities/article-9-%20accessibility.html"
    },
    {
      "title": "UN Enable - Text of the Convention on the Rights of Persons with Disabilities",
      "url": "https://www.un.org/esa/socdev/enable/rights/convtexte.htm"
    },
    {
      "title": "General comment No. 2 (2014), Article 9: Accessibility",
      "url": "https://docstore.ohchr.org/SelfServices/FilesHandler.ashx?enc=skMsT%2F61WEQGIwgK9GoUGr4XzHYnj9mcTaHwi3Leh0g20pAtFF%2FdkHTq1%2BOCf3wzczLkcGwSA3TqS9bHLIGmGA%3D%3D"
    },
    {
      "title": "Introduction to Web Accessibility",
      "url": "https://www.w3.org/WAI/fundamentals/accessibility-intro/"
    },
    {
      "title": "Accessibility, Usability, and Inclusion",
      "url": "https://www.w3.org/WAI/fundamentals/accessibility-usability-inclusion/"
    },
    {
      "title": "Board History",
      "url": "https://www.access-board.gov/about/history.html"
    },
    {
      "title": "List of items for Education Subcommittee for inclusion in report",
      "url": "https://www.access-board.gov/files/advisory-committee-reports/caac-report.pdf"
    },
    {
      "title": "Celebrating 25 Years of Section 508 Standards",
      "url": "https://www.access-board.gov/news/2026/06/11/celebrating-25-years-of-section-508-standards/"
    },
    {
      "title": "Information and Communication Technology (ICT) Standards and Guidelines: Final Rule",
      "url": "https://www.access-board.gov/ict/ict-final-rule.pdf"
    },
    {
      "title": "Web Content Accessibility Guidelines 1.0",
      "url": "https://www.w3.org/TR/WCAG10/"
    },
    {
      "title": "WCAG 2 Overview",
      "url": "https://www.w3.org/WAI/standards-guidelines/wcag/"
    },
    {
      "title": "Web Content Accessibility Guidelines (WCAG) 2.2",
      "url": "https://www.w3.org/TR/wcag/"
    },
    {
      "title": "What’s New in WCAG 2.1",
      "url": "https://www.w3.org/WAI/standards-guidelines/wcag/new-in-21/"
    },
    {
      "title": "What's New in WCAG 2.2",
      "url": "https://www.w3.org/WAI/standards-guidelines/wcag/new-in-22/"
    },
    {
      "title": "Convention | United Nations Enable",
      "url": "https://www.un.org/development/desa/disabilities/convention.html"
    },
    {
      "title": "Convention on the Rights of Persons with Disabilities",
      "url": "https://www.un.org/disabilities/documents/convention/convention_accessible_pdf.pdf"
    },
    {
      "title": "Diverse Abilities and Barriers",
      "url": "https://www.w3.org/WAI/people-use-web/abilities-barriers/"
    },
    {
      "title": "Physical",
      "url": "https://www.w3.org/WAI/people-use-web/abilities-barriers/physical/"
    },
    {
      "title": "Visual",
      "url": "https://www.w3.org/WAI/people-use-web/abilities-barriers/visual/"
    },
    {
      "title": "Auditory",
      "url": "https://www.w3.org/WAI/people-use-web/abilities-barriers/auditory/"
    },
    {
      "title": "Speech",
      "url": "https://www.w3.org/WAI/people-use-web/abilities-barriers/speech/"
    },
    {
      "title": "Cognitive and learning",
      "url": "https://www.w3.org/WAI/people-use-web/abilities-barriers/cognitive/"
    },
    {
      "title": "Introduction to Web Accessibility",
      "url": "https://www.w3.org/WAI/fundamentals/accessibility-intro/?orderBy=name"
    },
    {
      "title": "Ageing and health",
      "url": "https://www.who.int/en/news-room/fact-sheets/detail/ageing-and-health"
    },
    {
      "title": "Disability",
      "url": "https://www.who.int/news-room/fact-sheets/detail/disability-and-health"
    },
    {
      "title": "Assistive technology",
      "url": "https://www.who.int/news-room/fact-sheets/detail/assistive-technology"
    },
    {
      "title": "Center for Universal Design",
      "url": "https://design.ncsu.edu/research/center-for-universal-design/"
    },
    {
      "title": "General comment No. 6 (2018) on equality and non-discrimination",
      "url": "https://docstore.ohchr.org/SelfServices/FilesHandler.ashx?enc=YjBLJJM4D8hJzLRuhcvRv8PzqnC8NqlT0IBQXLJZ7jUk%2FiCVgw3t%2Ffl8omy%2FZmCE8nKbB0SCmcqNluun%2FysgDA%3D%3D"
    },
    {
      "title": "Global Report on Assistive Technology Executive Summary",
      "url": "https://cdn.who.int/media/docs/default-source/assistive-technology-2/3128-emp-summary-landscape-local-print-081222.pdf"
    },
    {
      "title": "Understanding Success Criterion 2.4.2: Page Titled",
      "url": "https://www.w3.org/WAI/WCAG22/Understanding/page-titled.html"
    },
    {
      "title": "User Agent Accessibility Guidelines (UAAG) Overview",
      "url": "https://www.w3.org/WAI/standards-guidelines/uaag/"
    },
    {
      "title": "Chapter 4: Accessible Routes",
      "url": "https://www.access-board.gov/aba/guides/chapter-4-accessible-routes/"
    },
    {
      "title": "ABA Standards (enhanced single file version)",
      "url": "https://www.access-board.gov/aba/"
    },
    {
      "title": "2010 ADA Standards for Accessible Design",
      "url": "https://www.ada.gov/law-and-regs/design-standards/2010-stds/"
    },
    {
      "title": "Chapter 4: Entrances, Doors, and Gates",
      "url": "https://www.access-board.gov/ada/guides/chapter-4-entrances-doors-and-gates/"
    },
    {
      "title": "Chapter 3: Operable Parts",
      "url": "https://www.access-board.gov/aba/guides/chapter-3-operable-parts/"
    },
    {
      "title": "Chapter 6: Toilet Rooms",
      "url": "https://www.access-board.gov/aba/guides/chapter-6-toilet-rooms/"
    },
    {
      "title": "Chapter 6: Bathing Rooms",
      "url": "https://www.access-board.gov/aba/guides/chapter-6-bathing-rooms/"
    },
    {
      "title": "Chapter 6: Plumbing Elements and Facilities — Bathing Rooms",
      "url": "https://www.access-board.gov/files/aba/guides/bathrooms-ABA.pdf"
    },
    {
      "title": "Chapter 7: Signs",
      "url": "https://www.access-board.gov/aba/guides/chapter-7-signs/"
    },
    {
      "title": "Chapter 2: Alterations and Additions",
      "url": "https://www.access-board.gov/aba/guides/chapter-2-alterations-additions-and-leases/"
    },
    {
      "title": "ADA Accessibility Standards",
      "url": "https://www.access-board.gov/guidelines-and-standards/buildings-and-sites/about-the-ada-standards/ada-standards/"
    },
    {
      "title": "ADA Guide for Small Towns",
      "url": "https://archive.ada.gov/smtown.pdf"
    },
    {
      "title": "Report of the Committee on the Rights of Persons with Disabilities: accessibility and universal design",
      "url": "https://docstore.ohchr.org/SelfServices/FilesHandler.ashx?enc=0ag6b528WsZdRAwKyLJdvTQ3jlSXjcxR%2FvPF8Ho%2F7tvDPhnMKvmlMKUe2atfHxKuN5aV9I%2Fis6%2BlNuD%2BjcDkuw%3D%3D"
    },
    {
      "title": "Public Right-of-Way Accessibility Guidelines: Technical Requirements",
      "url": "https://www.access-board.gov/prowag/technical.html"
    },
    {
      "title": "Accessibility Guidelines for Pedestrian Facilities in the Public Right-of-Way: Final Rule",
      "url": "https://www.access-board.gov/files/prowag/2023-16149.pdf"
    },
    {
      "title": "Subpart B—Buses, Vans and Systems",
      "url": "https://www.access-board.gov/ada/vehicles/subpart-b/"
    },
    {
      "title": "Subpart C—Rapid Rail Vehicles and Systems",
      "url": "https://www.access-board.gov/ada/vehicles/subpart-c/"
    },
    {
      "title": "Subpart D—Light Rail Vehicles and Systems",
      "url": "https://www.access-board.gov/ada/vehicles/subpart-d/"
    },
    {
      "title": "Passengers with disabilities",
      "url": "https://www.orr.gov.uk/monitoring-regulation/rail/passengers/passenger-assistance/passengers-disabilities"
    },
    {
      "title": "Accessible Travel Policy—Guidance for Train and Station Operators—October 2025 edition",
      "url": "https://www.orr.gov.uk/media/10955/download"
    },
    {
      "title": "Convention on the Rights of Persons with Disabilities",
      "url": "https://www.oas.org/dil/Convention_on_the_Rights_of_Persons_with_Disabilities.pdf"
    },
    {
      "title": "About Braille",
      "url": "https://www.loc.gov/nls/services-and-resources/informational-publications/about-braille/"
    },
    {
      "title": "Smithsonian Guidelines for Accessible Exhibition Design",
      "url": "https://www.sifacilities.si.edu/sites/default/files/Files/Accessibility/accessible-exhibition-design1.pdf"
    },
    {
      "title": "Augmentative and Alternative Communication (AAC)",
      "url": "https://www.asha.org/practice-portal/professional-issues/augmentative-and-alternative-communication"
    },
    {
      "title": "Communication Access Resources: Communication Aids",
      "url": "https://www.asha.org/practice/communication-access/communication-aids/"
    },
    {
      "title": "American Sign Language",
      "url": "https://www.nidcd.nih.gov/health/american-sign-language"
    },
    {
      "title": "Captions/Subtitles",
      "url": "https://www.w3.org/WAI/media/av/captions/"
    },
    {
      "title": "Transcripts",
      "url": "https://www.w3.org/WAI/media/av/transcripts/"
    },
    {
      "title": "Description of Visual Information",
      "url": "https://www.w3.org/WAI/media/av/description/"
    },
    {
      "title": "National Theatre event listings",
      "url": "https://events.nationaltheatre.org.uk/?accessTypes=1"
    },
    {
      "title": "Essential Components of Web Accessibility",
      "url": "https://www.w3.org/WAI/fundamentals/components/"
    },
    {
      "title": "WCAG2ICT Overview",
      "url": "https://www.w3.org/WAI/standards-guidelines/wcag/non-web-ict/"
    },
    {
      "title": "Web Content Accessibility Guidelines (WCAG) 2.2 publication history",
      "url": "https://www.w3.org/standards/history/WCAG22/"
    },
    {
      "title": "Web Content Accessibility Guidelines (WCAG) 2.2",
      "url": "https://www.w3.org/TR/WCAG22/"
    },
    {
      "title": "Easy Checks – A First Review of Web Accessibility",
      "url": "https://www.w3.org/WAI/test-evaluate/preliminary/"
    },
    {
      "title": "Read Me First",
      "url": "https://www.w3.org/WAI/ARIA/apg/practices/read-me-first/"
    },
    {
      "title": "General comment No. 4 (2016) on the right to inclusive education",
      "url": "https://docstore.ohchr.org/SelfServices/FilesHandler.ashx?enc=chxPDmYovZb46erWQ7GB87Nxz6D5A2KIlL3FifS22rLw3J6FKbwYRwPcoP%2BvMGF7dh%2Bk%2F%2BskYNszHhRGinDxig%3D%3D"
    },
    {
      "title": "General comment No. 8 (2022) on the right of persons with disabilities to work and employment",
      "url": "https://docstore.ohchr.org/SelfServices/FilesHandler.ashx?enc=croqaOYaWgy8S5uQhXlQQfuMiUBpsg1iqipeOFVpF4Qy2TzbQiiRnoiVZWtu%2FusLIe4S%2FkmXenBTBO0JaxupUg%3D%3D"
    },
    {
      "title": "Overview of the MDE standards",
      "url": "https://www.access-board.gov/mde/overview.html"
    },
    {
      "title": "U.S. Access Board Issues Final Rule Setting Low Transfer Height for Certain Medical Diagnostic Equipment",
      "url": "https://www.access-board.gov/news/2024/07/26/u-s-access-board-issues-final-rule-setting-low-transfer-height-for-certain-medical-diagnostic-equipment/"
    },
    {
      "title": "ADA Requirements: Effective Communication",
      "url": "https://www.ada.gov/effectivecomm.htm"
    },
    {
      "title": "Guidance on Web Accessibility and the ADA",
      "url": "https://www.ada.gov/resources/web-guidance/"
    },
    {
      "title": "Guidance on Web Accessibility and the ADA",
      "url": "https://www.ada.gov/assets/pdfs/web-guidance.pdf"
    },
    {
      "title": "The Americans with Disabilities Act and Other Federal Laws Protecting the Rights of Voters with Disabilities",
      "url": "https://www.ada.gov/resources/protecting-voter-rights/"
    },
    {
      "title": "Chapter 7 Addendum: Title II Checklist (Emergency Management)",
      "url": "https://archive.ada.gov/pcatoolkit/chap7emergencymgmtadd1.htm"
    },
    {
      "title": "Chapter 7, Emergency Management Under Title II of the ADA",
      "url": "https://archive.ada.gov/pcatoolkit/chap7emergencymgmt.htm"
    },
    {
      "title": "Article 4 – General obligations",
      "url": "https://www.un.org/development/desa/disabilities/convention-on-the-rights-of-persons-with-disabilities/article-4-general-obligations.html"
    },
    {
      "title": "Chapter 1: Using the ADA Standards",
      "url": "https://www.access-board.gov/ada/guides/chapter-1-using-the-ada-standards/"
    },
    {
      "title": "Guidance Documents",
      "url": "https://www.access-board.gov/guidance.html"
    },
    {
      "title": "Guide to the ADA Accessibility Standards",
      "url": "https://www.access-board.gov/ada/guides/"
    },
    {
      "title": "Directive 2019/882 of 17 April 2019 on the accessibility requirements for products and services",
      "url": "https://accessibilite-produits-services.public.lu/dam-assets/lgislation/celex-32019l0882-en-txt-1.pdf"
    },
    {
      "title": "Directive (EU) 2019/882",
      "url": "https://eur-lex.europa.eu/legal-content/EN/ALL/?uri=CELEX%3A32019L0882"
    },
    {
      "title": "中华人民共和国无障碍环境建设法",
      "url": "https://hljca.miit.gov.cn/gzcy/zjdc/art/2023/art_41a6f2089a524beebf4895c01ac240d7.html"
    },
    {
      "title": "中华人民共和国无障碍环境建设法",
      "url": "https://www.tonghai.gov.cn/u/cms/thxzfxxgk/202311/0915422664jn.pdf"
    },
    {
      "title": "Plan",
      "url": "https://www.w3.org/WAI/planning-and-managing/plan/"
    },
    {
      "title": "Evaluating Web Accessibility Overview",
      "url": "https://www.w3.org/WAI/test-evaluate/"
    },
    {
      "title": "Involving Users in Evaluating Web Accessibility",
      "url": "https://www.w3.org/WAI/test-evaluate/involving-users/"
    },
    {
      "title": "Selecting Web Accessibility Evaluation Tools",
      "url": "https://www.w3.org/WAI/test-evaluate/tools/selecting/"
    },
    {
      "title": "Americans with Disabilities Act Title III Regulations",
      "url": "https://www.ada.gov/assets/pdfs/title-iii-2010-regulations.pdf"
    },
    {
      "title": "Sustain",
      "url": "https://www.w3.org/WAI/planning-and-managing/sustain/"
    }
  ],
  "license": "https://creativecommons.org/licenses/by/4.0/"
}