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State Emission Standards - Gas: KENTUCKY

NOTE: Currently, there is no emission testing in Kentucky.
KENTUCKY EMISSION STANDARDS - BOONE, CAMPBELL & KENTON COUNTIES (IDLE TEST)

Application HC ppm (CO)
Passenger Cars (Automobiles)
1968 950 (8.5)
1969 900 (8.5)
1970 850 (8.1)
1972 800 (8.0)
1973 800 (7.8)
1974 800 (7.6)
1975 700 (7.5)
1976 700 (6.5)
1977 650 (6.3)
1978 600 (5.5)
1979 600 (4.5)
1980 250 (2.5)
1981 & Newer 220 (1.2)
Light Duty Trucks (6000 GVWR Or Less)
1968 1300 (8.0)
1969 1200 (8.0)
1970-71 1100 (8.0)
1972-73 1000 (7.8)
1974 950 (7.8)
1975 900 (7.0)
1976-77 700 (7.0)
1978 700 (6.3)
1979 450 (5.5)
1980 450 (4.0)
1981 350 (1.7)
1982 & Newer 220 (1.2)
Light Duty Trucks (6001-10, 000 GVWR)
1969 1500 (9.0)
1970 1100 (8.0)
1971 1000 (8.0)
1972-75 950 (7.5)
1976 900 (7.5)
1977 850 (7.5)
1978 700 (6.0)
1979 650 (5.5)
1980 550 (5.0)
1981 450 (4.0)
1982 400 (2.5)
1983 350 (2.0)
1984 220 (1.5)
1985 & Newer 220 (1.2)
Heavy Duty Trucks (10, 001-18, 000 GVWR)
1968 1500 (9.0)
1969-70 1300 (8.5)
1971 1200 (8.5)
1972-76 1000 (7.0)
1977-80 900 (6.5)
1982-83 400 (3.0)
1984 & Newer 250 (1.5)