California Constitution § 9

The Legislature may provide for the assessment for taxation only on the basis of use of a single-family dwelling, as defined by the Legislature, and so much of the land as is required for its convenient use and occupation, when the dwelling is occupied by an owner and located on land zoned exclusively for single-family dwellings or for agricultural purposes.

(Sec. 9 added Nov. 5, 1974, by Prop. 8. Res.Ch. 70, 1974.)