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§ 52.228 Regulations: Particulate matter, Southeast Desert Intrastate Region.
(a) The following regulations are disapproved since they are not part of the approved control strategy and do not provide for the degree of control needed for the attainment and maintenance of the national standards for particulate matter in the Southeast Desert Intrastate Region.
(1) Imperial County Air Pollution Control District:
(i) Rule 114A.
(ii) Rule 116B.
(2) Los Angeles County Air Pollution Control District:
(i) Regulation IV, Rule 68.1.
(3) Riverside County Air Pollution Control District: