California Code
CHAPTER 2c - Real Property Sales Contracts
Section 2985.5.

2985.5. Every real property sales contract entered into after January 1, 1966, shall contain a statement of:

(a) The number of years required to complete payment in accordance with the terms of the contract.

(b) The basis upon which the tax estimate is made.

(Added by Stats. 1965, Ch. 1214.)