UNCRPD Article - 21.
Freedom of say what you want to and access to information (Article 21)
The State must make sure that disabled people have the right to give and receive information and to say what they want to through all forms of communication just as everyone else. This includes:
Providing public information timely in accessible and appropriate formats without additional price
Accepting and providing preferred forms of communication such as sign languages and Braille.
Telling private service providers to make their services and information more accessible;
Getting the media, including the Internet to provide accessible information.
Promoting the use of sign language.
Article 21 (Freedom of expression and opinion, and access to information) https://www.un.org/development/desa/disabilities/convention-on-the-rights-of-persons-with-disabilities/article-21-freedom-of-expression-and-opinion-and-access-to-information.html