Accessibility statement

Using this website

This website is run by the North Sea Transition Authority (NSTA). We want as many people as possible to be able to use this website.

We have also made the website text as simple as possible to understand.

AbilityNet has advice on making your device easier to use if you have a disability.

How accessible is this website

We know some parts of this website are not fully accessible. We've listed the issues we know about in the non-accessible content section.

For users of voice dictation software you may have to use in built features in order to input information.

Reporting accessibility problems with this website

We are always looking to improve the accessibility of this website. If you need information on this website in a different format like accessible PDF, large print, easy read, audio recording or braille or if you find any problems that are not listed on this page or think we are not meeting the requirements of the accessibility regulations, contact:

We will consider your request and get back to you in 5 working days.

Technical information about this website’s accessibility

The North Sea Transition Authority is committed to making this 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 version 2.1 AA standard, due to the non-compliances listed below.

Non-accessible content

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

Non-compliance with the accessibility regulations

  • users are not always notified when conditionally revealed content associated with a radio button or checkbox is expanded or collapsed. This fails WCAG 2.1 success criterion 4.1.3 (Status Messages).
  • breadcrumb navigation links are not identified by ARIA landmarks. This fails WCAG 2.1 success criterion 1.3.1 (Info and Relationships).
  • when uploading a file on macOS with VoiceOver enabled, the user is unable to select the ‘Choose a file’ via keyboard only. This fails WCAG 2.1 success criterion 2.1.1 (Keyboard).

Preparation of this accessibility statement

This statement was prepared on 26 July 2023. It was last reviewed on 26 July 2023.

This website was last tested on 01 August 2023. The test was carried out by Fivium Ltd.

The Well and Installation Operator Service (WIOS) has been developed using the Energy Portal Design System. The Design System was last accessibility tested on 10 November 2020. All features on WIOS were accessibility tested using automated tools as part of the quality assurance process.