| All Approved Areas |
State & General Jurisdiction
(Click for Approval Letter PDF) |
Agency |
Complies with Rule/Regulation |
| PLUS Approval Certificate |
See Approval Certificate |
See Approval Certificate |
| USA - EPA |
Environmental Protection Agency |
40CFR part 63 subpart HHHHHH |
| Arizona |
| AZ - Maricopa County |
Maricopa County Air Quality Department |
MCAPC Regulation III, Rule 345 |
| California |
| CA - Lancaster |
Antelope Valley Air Quality Management District |
Rule 1151(c)(3)(a)(iii) |
| CA - Chico and Paradise |
Butte County Air Quality Management District |
Rule 235,(3)(5)(5) |
| CA - San Francisco - Oakland and San Jose |
Bay Area Air Quality Management District (BAAQMD) |
Regulation 8, Rule 45 (303.3) |
| CA - Lake Tahoe and Placerville |
El Dorado Air Qualilty Management District |
Rule 230.3.B.3 |
| CA - El Centro |
Imperial County Air Pollution Control District |
Rule 427 |
| CA - California City, Rosamond, and Tehachapi |
Kern County Air Pollution Control District |
Rule 410.4A |
| CA - Trona, Barstow, Yucca Valley and Needles |
Mojave Desert Air Quality Management District |
N/A |
| CA - Greater Los Angeles Metropolitan area |
South Coast Air Quality Management District (SCAQMD) |
Rule 1151(c)(4)(a)(iii) |
| CA - Sacramento |
Sacramento Metropolitan Air Quality Management District |
Rule 459 |
| CA - San Diego and Oceanside |
San Diego Air Pollution Control District |
Rule 67.20(d)(5)(vii) |
| CA - San Luis Obispo |
San Luis Obispo Air Pollution Control District |
Rule 423 |
| CA - Santa Barbara |
Santa Barbara County Air Pollution Control District |
Rule 339.D.7.f |
| CA - Redding |
Shasta County Air Quality Management District |
Rule 3:25 (c)(5)(e |
| CA - Davis, West Sacramento and Woodlands |
Yolo-Solano Air Quality Management District |
Rule 2.26 |
| CA - Ventura, Oxnard and Santa Paula |
Ventura County Air Pollution Control District (VCAPCD) |
Rule 74.18.b.e |
| CA - Placer County |
Placer County Air Pollution Control District |
N/A |
| CA - San Joaquin Valley |
San Joaquin Valley Air Pollution Control District |
District Rule 4602 |
| Colorado |
| CO - Denver 1-Hour Ozone Attainment/Maintenance Area |
Colorado Department of Public Health and Environment |
Colorado Air Quality Control Commission (AQCC) Regulation Nos. 3 and 7 |
| Delaware |
| DE - Entire State |
Delaware Department of Natural Resources & Environmental Control |
Regulation 24, Section 11(c)(1)(v) |
| Illinois |
| IL - Chicago Area |
Illinois Pollution Control Board |
Title 35.B.I.c.218.784 |
| IL - Chicago Metro East Area |
Illinois Pollution Control Board |
Title 35.B.I.c.219.784 |
| Indiana |
| IN - Entire State |
Indiana Department of Environmental Management |
326 IAC 8-10 |
| Maryland |
| MD - Entire State |
Maryland Department of the Environment |
COMAR 26.11.19 |
| Massachusetts |
| MA - Entire State |
MassDEP |
310 CMR 7.03(16) and 310 CMR 7.18(28) |
| New Jersey |
| NJ - Entire State |
New Jersey Department of Environmental Protection |
N.J.A.C. 7:27-16.12 |
| New York |
| NY - Entire State |
New York Department of Environmental Services |
6NYCRR228.3(f)(2)(vii) |
| Ohio |
| OH - Cincinnati and Dayton Metropolitan Areas |
State of Ohio Environmental Protection Agency |
OAC #3745-21-18 |
| Oregon |
| OR - Entire State |
Oregon Department of Environmental Quality |
Rule 340-242-0620(2)(h) |
| Pennsylvania |
| PA - Philadelphia |
Philadelphia Department of Public Health |
Regulation V, Section XIV (G)(1)(c) |
| PA - Entire State (except Philadelphia and Pittsburgh) |
Pennsylvania Department of Environmental Protection |
25 Pa. Code Section 129.75(e)(10) |
| PA - Pittsburgh |
Allegheny County Health Department Air Quality Program |
Article XXI 2105.75 |
| Rhode Island |
| RI - Entire State |
Rhode Island Department of Environmental Management |
Regulation 30.4.1(c) |
| Texas |
| TX - Entire State |
Texas Natural Resource Conservation Commission (TNRCC) |
Rule 115.422(2) |
| Washington |
| WA - Vancouver |
Southwest Clean Air Agency |
N/A |
| British Columbia, Canada |
| BC - Greater Vancouver Metropolitan Area |
Greater Vancouver Regional District |
Bylaw no. 967,2001 |