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Digital accessibility

Accessibility statement

The Centre for Studies and Research on Assistive Devices for Disabled People (CERAH) of the Institution nationale des Invalides is committed to making its digital services accessible, in accordance with Article 47 of French Law No. 2005-102 of 11 February 2005 and Decree No. 2019-768 of 24 July 2019. This accessibility statement applies to the CERAHTEC website (cerahtec-invalides.fr).

Compliance status

Level of compliance with RGAA 4.1.2

99.7% Compliance rate

Partially compliant

  • 1,058 compliant criteria out of 1,061 applicable criteria, across all pages;
  • 67 RGAA criteria met out of 68 applicable to the website (98.5%);
  • 17 pages out of 20 with no non-compliance;
  • 11 topics out of 12 at 100%.

The audit covers a representative sample of 20 pages: mandatory pages, one page per type of service, the steps of the search journey (form, results, detailed sheet, selection) and pages with different layouts (forms, data tables, tabs).

The two correction campaigns

  • October 2026 – first 10 pages (home, contact, accessibility statement, legal notice, wheelchair and assistive product searches, wheelchair sheet, training, information, FAQ): from 58.8% to 97.1% of criteria met.
  • October 2026 – 10 additional pages (advanced assistive product search, search results, product sheet, my selection, individual codes, laboratory tests, clinical studies, research, news, about): average compliance rate of these pages raised from 76.4% to 99.8%.

Internal audit carried out with the official RGAA 4.1.2 evaluation grid (automated tests and manual checks). Last updated: 21 October 2026.

Technologies

Technologies used to build the website

  • HTML5
  • CSS
  • JavaScript
  • PHP (Symfony)
  • MySQL

Non-compliance

Non-accessible content

Three non-compliances remain, all concerning a single type of content.

  • Thumbnails on the “Training”, “Information” and “Research” pages – images containing text (training acronym, topic or section title). This text is conveyed by the image's text alternative, but it cannot be enlarged or recoloured like real text (criterion 1.8).

Exemptions for disproportionate burden

  • PDF documents in the “Useful documents” section (home page) – LPPR nomenclature, lists of manufacturers and distributors, products approved for transport: these untagged documents (criterion 13.3) will be gradually replaced by accessible versions. In the meantime, their content can be provided in an accessible format on request via the contact form.

Corrections already made

  • Contrast of buttons, links and text placed on an image or a gradient (criterion 3.2).
  • Image text alternatives: decorative images ignored, informative images described (criteria 1.1 to 1.3).
  • Link names matching their visible text, explicit “Learn more” and “Read more” links (criterion 6.1).
  • Buttons, pictograms, tabs and suggestions usable with the keyboard and conveyed to assistive technologies (criteria 7.1, 7.3 and 7.5).
  • Valid HTML code on the 20 audited pages, product sheet titles identifying the product (criteria 8.2 and 8.6).
  • Headings, lists and page structure: a single main heading, menus as lists, a single main area (criteria 9.1 to 9.3).
  • Links underlined in text, display without horizontal scrolling at 320 px wide (criteria 10.6 and 10.11).
  • Forms: labels linked to fields, required fields indicated, autocomplete, groups with a legend (criteria 11.1 to 11.13).
  • Header tab order matching the visual order (criterion 12.8).

Test environment

User agents and tools used

  • Browser: Google Chrome, on Windows 11.
  • Automated tests: axe-core and the W3C HTML validator (Nu Html Checker).
  • Manual checks: keyboard navigation, contrast (including on image backgrounds), display at 320 px wide, text spacing.

Rendering with a screen reader (NVDA, JAWS, VoiceOver) has not yet been tested.

Audited pages

Reporting a problem

Feedback and contact

If you cannot access a piece of content or a service, please contact us: we will direct you to an accessible alternative or provide the content in another format.

Contact us (choose “A correction to be made on the website; assistance for the website”)

By post: CERAH, 1 route de Rombas, 57140 Woippy, France. By phone: +33 (0)3 87 51 30 30.

Means of redress

What to do if you receive no reply?

If you have reported an accessibility issue preventing you from accessing content or a feature of the website and have not received a satisfactory reply, you can:

Statement drawn up on 21 October 2026. Last updated: 21 October 2026. Standard: RGAA 4.1.2.

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