SAN LUIS OBISPO COUNTY AIR POLLUTION CONTROL DISTRICT
RULE 409 - ORCHARD OR CITRUS GROVE HEATERS
(Adopted 8/2/76)
No person shall use within the District, any orchard or citrus grove heater which has not been approved and included
on a list of approved heaters by the State Air Resources Board. Such list of orchard or citrus grove heaters which
are now or may in the future be approved by the State Air Resources Board are available from the Control Officer
and are incorporated herein by reference as though here fully set forth.