What is the legal test for amendment of a general plan?

The amendment of a general plan, in contrast, is an act of formulating basic land use policy, for which localities have been constitutionally [9 Cal.4th 782] endowed with wide-ranging discretion. "Land use regulation in California has historically been a function of local government under the grant of police power contained in California Constitution, article XI, section 7." (Bownds v. City of Glendale (1980) 113 Cal.App.3d 875, 879, 170 Cal.Rptr. 342, fn. omitted.) We have recognized that a city's or county's power to control its own land use decisions derives from this inherent

Page 711