Cal. Code Regs. tit. 16, § 1831
1. Amendment filed 2-25-72; effective thirtieth day thereafter (Register 72, No. 9).
2. Amendment filed 5-4-72; effective thirtieth day thereafter (Register 72, No. 19).
3. Repealer filed 9-26-75; effective thirtieth day thereafter (Register 75, No. 39).