Cal. Public Resources Code § 42912

(a) Not later than March 1, 2004, after holding a public hearing, the board shall do all of the following: (1) Adopt one or more model ordinances, suitable for modification by a local agency, that the local agency may adopt that will require a range of diversion rates of construction and demolition waste materials from 50 to 75 percent, as determined by the board, and as measured by weight. (2) Consult with representatives of the League of California Cities, the California State Association of Counties, private and public waste services and building construction materials industry and construction management personnel throughout the development of the model ordinances. (3) Compile a report on programs, other than a model ordinance, that local governments and general contractors can implement to increase diversion of construction and demolition waste materials. (4) Post on the board’s Internet Web site, a report for general contractors on methods by which contractors can increase diversion of construction and demolition waste materials. (5) Post on the board’s Internet Web site, a report for local governments with suggestions of programs, in addition to adoption of the model ordinance, to increase diversion of construction and demolition waste materials. (b) Not later than January 1, 2004, the board shall distribute the draft model ordinance to all local agencies and other interested parties for review. Any comments shall be submitted to the board by February 1, 2004, for consideration at the public hearing of the board to adopt the ordinance.