Act to provide for the establishment of legislative assemblies and executive councils in Bantu areas, the powers, functions and duties of such assemblies and councils, the disestablishment of territorial authorities upon the establishment of executive councils, the declaration as self-governing territories of areas for which legislative assemblies have been established, and the constitution of Cabinets for such territories; to amend the Bantu Authorities Act, 1951, so as to regulate further the constitution of tribal authorities and to provide for the proof by affidavit of the membership of tribal and regional authorities and the fact whether or not Bantu law and custom were observed in particular matters; to amend certain definitions in the Bantu Homelands Citizenship Act, 1970; and to provide for incidental matters.