California Code, Labor Code - LAB § 1695.5

(a) Every farm labor contractor, upon request of any agricultural grower with whom he or she has a contract to supply farmworkers, shall immediately furnish the grower with a payroll list of all the contractor's employees working for the grower.

(b) The payroll list shall be on a uniform form approved by the Labor Commissioner, which shall include, but not be limited to, the employee's name, social security number, permanent and temporary address, telephone number, and length of employment with the grower.

(c) The requirements of this section are in addition to any requirements of federal law, including the federal Migrant and Seasonal Agricultural Worker Protection Act (Chapter 20 (commencing with Section 1801), Title 29, United States Code).