Article 21 – Freedom of expression and opinion, and access to information

Do persons with disabilities have access to public information in alternative formats at no cost and in a timely manner?
Can deaf persons receive information in sign language and use sign language in their interaction with public officials?
Can a person with a hearing disability have access to visual and hearing communication equipment which will allow him or her to interact with public officials?
Has/have the national sign language(s) been recognized as official languages and the use of sign languages promoted and facilitated?