<ul><li><a href=https://www.gov.uk/government/publications/royal-charter-for-the-continuance-of-the-british-broadcasting-corporation target=_blank>BBC Charter</a></li><li><a href=http://www.legislation.gov.uk/ukpga/1981/68 target=_blank>Broadcasting Act 1981(last updated in December 1992, Sections 10-13 )</a></li></ul>