On 1 January 1980 the Divisional Councils of Vanrhynsdorp and Clanwilliam were reconstituted together to form the amalgamated Divisional Council of Cederberg (The Province of the Cape of Good Hope Official Gazette, No 4061 of 20 July 1979, Proclamation No 174 of 18 July 1979).

On 31 March 1989 the Divisional Council Areas of Swartland and Cederberg were established as the West Coast Regional Services Council (The Province of the Cape of Good Hope Official Gazette, No 4580 of 31 March 1989, Provincial Notice No 335 of 31 March 1989).