Accessibility statement

This is the accessibility statement for the DiAGRAM website, run by The National Archives.

Information in different formats

If you need information in a different format like large print or Braille, please ask us by:

We will answer within 10 working days.

Reporting problems

If you find any problems not mentioned in this statement, or if you think we are not meeting accessibility requirements, please let us know by:

Making a complaint

The Equality and Human Rights Commission (EHRC) is responsible for enforcing the Public Sector Bodies (Websites and Mobile Applications) (No. 2) Accessibility Regulations 2018, known as the "Accessibility Regulations".

If you contacted us to report a problem with this website and you are not happy with the way we responded, you can contact the Equality Advisory and Support Service (EASS).

Technical information

The National Archives is committed to making its website accessible, in accordance with the Public Sector Bodies (Websites and Mobile Applications) (No. 2) Accessibility Regulations 2018.

Compliance status

This website is partially compliant with the Web Content Accessibility Guidelines (WCAG) 2.1 Level AA standard, due to the non-compliances and exemptions listed below.

Non-accessible content

The content listed below is non-accessible for the following reasons.

Non-compliance with the accessibility regulations

We know about the following areas where the website does not meet accessibility standards and we have a plan to address each of them.

Text Alternatives



Input Modalities



Content that’s not within the scope of the accessibility regulations

The accessibility regulations do not require us to fix PDFs published before if they are not essential to providing our services.

We plan to fix all essential PDFs published before by , and all PDFs (essential or not) published after by though this is subject to finding appropriate technical means to doing so.

Disproportionate burden

Meeting WCAG 2.1 Level AA is not a disproportionate burden.

Statement preparation

This statement was prepared on . It was last reviewed on .

This website was last tested in . The test was carried out by TetraLogical.

As indicated, The National Archives believes that all issues except those related to generated PDF reports have been resolved prior to the formal launch of the site, but this has not yet been subject to an independent retest. We will continue to investigate the technical production of PDF reports in compliance with the regulations, note that all information included in the reports is available in accessible form through the DiAGRAM website itself. We are also happy to work with site users to create accessible versions of the PDF files on an individual basis as necessary in line with our obligation to provide material in alternative formats as necessary.