Cal. Health & Safety Code § 25400.27
(b) Within 10 working days of the date of making the determination or of receiving payment for the amount of the lien recorded on real property pursuant to paragraph (1) of subdivision (a) of Section 25400.22, whichever is later, the local health officer shall do all of the following:
(1) If the real property was the source of the contamination, release the real property lien recorded with the county recorder. The release shall specify all of the following:
(2) If a mobilehome or manufactured home that is property pursuant to paragraph (2) of subdivision (v) of Section 25400.11 was the source of the contamination, release the restraint amended into the permanent record of the Department of Housing and Community Development, if the permanent record was amended previously with a restraint. The release shall specify all of the following:
(3) If a recreational vehicle that is property pursuant to paragraph (2) of subdivision (v) of Section 25400.11 was the source of the contamination, release the vehicle license stop filed with the Department of Motor Vehicles. The release shall specify all of the following: