California Code, Health and Safety Code - HSC § 103060

(a) A permit for disposition for the purpose of removing cremated remains or hydrolyzed human remains from the place of cremation, hydrolysis, or interment shall include a description of the final place of disposition sufficient to identify the place and shall be issued by the local registrar to the person having the right to control the disposition of the remains under Section 7100 upon the application of that person.

(b) A permit for disposition shall be issued under this section only upon the signed acknowledgment by the person making application that trespass and nuisance laws apply to the disposition and that the permit gives no right of unrestricted access to property not owned by the person for the purpose of disposing of the remains.

(c) The person to whom the permit for disposition was issued shall sign the permit, endorse upon it the date of final disposition and, within 10 days, return the first copy of the permit so endorsed to the local registrar of the district in which the disposition took place. The third copy of the permit shall be returned to the office of issuance. After one year, the local registrar may destroy any original or duplicate permit retained pursuant to this section.

(d) This section shall remain in effect only until January 1, 2027, and as of that date is repealed.