"Wages" does not include the payment by an employer, without deduction from the remuneration of the employee, of the tax imposed upon an employee under Section 3101 of the Internal Revenue Code with respect to remuneration paid to an employee for domestic service in a private home of the employer or for agricultural labor, as defined in subsection (g) of Section 3121 of the Internal Revenue Code.
Ca. Unemp. Ins. Code § 935