California Code, Civil Code - CIV § 1471

(1) The land of the covenantor that is to be affected by the covenant is particularly described in the instrument containing the covenant.

(2) The successive owners of the land are expressed to be bound thereby for the benefit of the covenantee in the instrument containing the covenant.

(3) Each act that the owner or grantee will do or refrain from doing relates to the use of land and each act is reasonably necessary to protect present or future human health or safety or the environment as a result of the presence on the land of hazardous materials, as defined in Section 25260 of the Health and Safety Code.

(4) The instrument containing the covenant is recorded in the office of the recorder of each county in which the land or some portion thereof is situated and the instrument includes in its title the words:  “Environmental Restriction.”

(e)(1) If an instrument containing a covenant is recorded pursuant to paragraph (4) of subdivision (a) as an “Environmental Restriction,” in accordance with this section, the office of the recorder of the county may send a certified copy of the instrument to the California Environmental Protection Agency, for posting on its Web site, for informational purposes only, pursuant to Section 57012 of the Health and Safety Code, unless the instrument indicates that it is required by a board or department specified in paragraphs (1) to (3), inclusive, of subdivision (d) of Section 57012 of the Health and Safety Code.

(2) Notwithstanding any provision of law, the office of the recorder of the county and any of its employees shall not be subject to any liability under any state law or in any action for damages if the office of the recorder does not send a certified copy of the instrument pursuant to paragraph (1).