CA Gov't Code Section 65302.8

If a county or city, including a charter city, adopts or amends a mandatory general plan element which operates to limit the number of housing units which may be constructed on an annual basis, such adoption or amendment shall contain findings which justify reducing the housing opportunities of the region. The findings shall include all of the following:

(a)

A description of the city’s or county’s appropriate share of the regional need for housing.

(b)

A description of the specific housing programs and activities being undertaken by the local jurisdiction to fulfill the requirements of subdivision (c) of Section 65302.

(c)

A description of how the public health, safety, and welfare would be promoted by such adoption or amendment.

(d)

The fiscal and environmental resources available to the local jurisdiction.