Mechanical refrigeration systems using anhydrous ammonia as a refrigerant shall be installed and maintained according to the provisions of the General Industry Safety Orders.
Cal. Code Regs. Tit. 8, § 513
2. Certificate of Compliance filed 10-24-73 (Register 73, No. 43).
3. Amendment filed 6-30-78 as an emergency; designated effective at 11:59 p.m. on 6-30-78 (Register 78, No. 26).
4. Certificate of Compliance transmitted to OAH 10-27-78; filed 10-31-78 (Register 78, No. 44).
5. Editorial correction of Note filed 10-26-82 (Register 82, No. 44).