Cal. Code Regs. tit. 22, § 66265.76
(a) If a facility accepts for transfer, treatment, storage, or disposal any hazardous waste from an off-site source without an accompanying manifest, or without an accompanying shipping paper as described in section 66263.20(e)(2) of this division, and if the waste is not excluded from the manifest requirement of this chapter, then the owner or operator shall prepare and submit a single copy of a report to the Department within fifteen days after receiving the waste. The unmanifested waste report shall be submitted in the form of a letter to the Department at:
DTSC REPORT REPOSITORY
GENERATOR INFORMATION SERVICES SECTION
P.O. BOX 806
SACRAMENTO, CA 95812-0806
Such report shall be designated ‘Unmanifested Waste Report' and include the following information:
Note: Authority cited: Sections 25150 and 25159, Health and Safety Code. Reference: Sections 25159 and 25159.5, Health and Safety Code; and 40 Code of Federal Regulations Section 265.76.
1. New section filed 5-24-91; operative 7-1-91 (Register 91, No. 22).
2. Change without regulatory effect amending section and Note filed 8-24-2006 pursuant to section 100, title 1, California Code of Regulations (Register 2006, No. 34).