Cal. Bus. & Prof. Code § 8698.2
The Director of the Department of Pesticide Regulation may adopt regulations to carry out the provisions of this chapter. In adopting regulations the director shall, in consultation with the Structural Pest Control Board, review recommendations from any individual, including any licensed pest control operator regarding matters which pertain to the use of structural fumigation to control pests. The director shall respond within a reasonable period of time to recommendations which the director deems are practicable and in the interest of the structural pest control industry and the public. The response of the director shall be in writing and shall contain statements regarding reasons for acceptance or rejection of a recommendation.
Ca. Bus. and Prof'l. Code § 8698.2