40 CFR § 1090.210 - Benzene standards.
Except as specified in subpart G of this part, all gasoline is subject to the following benzene standards:
(a) Benzene average standard. A gasoline manufacturer must meet a benzene average standard of 0.62 volume percent for each compliance period.
(b) Maximum benzene average standard. A gasoline manufacturer must meet a maximum benzene average standard of 1.30 volume percent without the use of credits for each compliance period.
(c) Benzene standard for importers that import gasoline by rail or truck.
(1) An importer that imports gasoline by rail or truck under § 1090.1610 must comply with a 0.62 volume percent benzene per-gallon standard instead of the standards in paragraphs (a) and (b) of this section.
(2) An importer that imports gasoline by rail or truck that does not comply with the alternative sampling and testing requirements in § 1090.1610 must conduct sampling, testing, and sample retention in accordance with subpart N of this part and comply with the benzene standards in paragraphs (a) and (b) of this section.