all councils and subsidiaries are private corporations and you are not liable to pay for them.
Social Security Act 1998
https://www.legislation.gov.uk/ukpga/1998/14
Local Government Act 1888
http://www.legislation.gov.uk/ukpga/Vict/51-52/41
Bill of Rights [1688]
http://www.legislation.gov.uk/aep/WillandMarSess2/1/2/introduction
Local Government Finance Act 1992 section 13a