GLEAPCD RULE 20 ORCHARD HEATERS          
LAST REVISED 11/11/11
          
          
       Sec 20.  ORCHARD HEATERS.  The following applies to burning in
                orchards and citrus groves to prevent frost damage.

                A.  No new orchard or citrus grove heater shall be sold
                    for use against frost damage unless it has been 
                    approved by the California Air Resources Board.

                B.  No person shall use any orchard or citrus grove
                    heater after January 1, 1975, unless it has been 
                    approved by the California Air Resources Board or does 
                    not produce more than one gram per minute of unconsumed 
                    solid carbonaceous material.

                C.  Open fires in orchards or citrus groves are prohibited 
                    except that the use of commercially prepared charcoal
                    briquettes or similar substances designed for the 
                    purpose is permitted.

                D.  The use of rubber tires or any rubber products in any
                    combustion process in connection with any orchard or 
                    citrus grove heating is prohibited.