<ul><li><a href=https://www.legislation.gov.uk/ukpga/2003/21/contents target=_blank>Communications Act 2003(last updated in December 2017, Section 365   )</a></li><li><a href=https://www.gov.uk/government/publications/agreement-between-her-majestys-secretary-of-state-for-culture-media-and-sport-and-the-bbc target=_blank>BBC agreement(Last updated in March 2010, Section 75)</a></li></ul>