California Code, Health and Safety Code - HSC § 8300

(1) Restricting and limiting the use of all property within its cemetery.

(2) Regulating the uniformity, class, and kind of all markers, monuments, and other structures within the cemetery and its subdivisions, but shall not require, as a condition to the erection of a marker, monument, or other structure within the cemetery, that the marker, monument, or other structure be purchased from or through the cemetery authority.

(3) Prohibiting the erection of monuments, markers, or other structures in or upon any portion of the cemetery.

(4) Regulating or prohibiting monuments, effigies, and structures within any portion of the cemetery and provide for their removal.

(5) Regulating or preventing the introduction or care of plants or shrubs within the cemetery.

(6) Preventing interment in any part of the cemetery of human remains not entitled to interment and preventing the use of interment plots for purposes violative of its restrictions or rules and regulations.

(7) Regulating the conduct of persons and preventing improper assemblages in the cemetery.

(8) Making and enforcing rules and regulations for all other purposes deemed necessary by the cemetery authority for the proper conduct of the business of the cemetery, for the transfer of any plot or the right of interment, and the protection and safeguarding of the premises, and the principles, plans, and ideals on which the cemetery is conducted.