Government information should be as accessible and inclusive as possible. Something can be accessible to some people, like a video or a tweet, while being inaccessible to others.
Creating accessible and inclusive communications
Accessibility requirements for public sector bodies
Public sector websites published before 23 September 2018 must be compliant by 23 September 2020. Read and use the guidance on GOV.UK:
Understanding accessibility requirements for public sector bodies
Create accessible social media campaigns
At least 1 in 5 people have a long-term illness, disability or impairment that affects how they access or understand information.