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Regulations last checked for updates: Apr 30, 2025
Title 40 - Protection of Environment last revised: Nov 30, 2025
All Titles
Title 40
Chapter I
Part 1090
Subpart C - Subpart C—Gasoline Standards
§ 1090.200 - Overview and general requirements.
§ 1090.205 - Sulfur standards.
§ 1090.210 - Benzene standards.
§ 1090.215 - Gasoline RVP standards.
§ 1090.220 - RFG standards.
§ 1090.225 - Anti-dumping standards.
§ 1090.230 - Limitation on use of gasoline-ethanol blends.
§ 1090.250 - Certified butane standards.
§ 1090.255 - Certified pentane standards.
§ 1090.260 - Gasoline deposit control standards.
§ 1090.265 - Gasoline additive standards.
§ 1090.270 - Gasoline oxygenate standards.
§ 1090.275 - Ethanol denaturant standards.
§ 1090.285 - RFG covered areas.
§ 1090.290 - Changes to RFG covered areas and procedures for opting out of RFG.
§ 1090.295 - Procedures for relaxing the federal 7.8 psi RVP standard.
§ 1090.297 - Procedures for reinstating the 1.0 psi RVP allowance for E10.
authority:
42 U.S.C. 7414
,
7521
,
7522
,
7541
,
7542
,
7543
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7545
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7547
,
7550
,
and
source:
85 FR 78469, Dec. 4, 2020, unless otherwise noted.
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