LOCATION@1 In the LOCATION@1 , `` unitary authorities '' are MISC@1 local authorities set up by the Local Government Act NUMBER@1 which form a single tier of local government , and are responsible for almost all local government functions within their areas .

LOCATION@1 In the LOCATION@1 , `` Unitary Authorities '' are MISC@2 councils which are responsible for almost all local government functions within their areas .
