Cal. Code Regs. tit. 3, § 440 – Frozen Milk Products Returns.

(a) All returned open containers of frozen milk products and all crushed frozen milk product novelties shall be considered prima facie unacceptable for reprocessing.
(b) All materials or products deemed suitable for reprocessing must be stored in a sanitary place.

1. New section filed 9-21-56; effective thirtieth day thereafter (Register 56, No. 18).