(a) Nothing in this article shall require a city, county, or city and county to do any of the following:
- (1) Expend local revenues for the construction of housing, housing subsidies, or land acquisition.
- (2) Disapprove any residential development which is consistent with the general plan.
- (b) Nothing in this article shall be construed to be a grant of authority or a repeal of any authority which may exist of a local government to impose rent controls or restrictions on the sale of real property.
- (c) Nothing in this article shall be construed to be a grant of authority or a repeal of any authority which may exist of a local government with respect to measures that may be undertaken or required by a local government to be undertaken to implement the housing element of the local general plan.
- (d) The provisions of this article shall be construed consistent with, and in promotion of, the statewide goal of a sufficient supply of decent housing to meet the needs of all Californians.