CFR›Title 40›Chapter I›Part 610›40 CFR Part 610 Subpart F Citation40 CFR Part 610 Subpart FContainsSections 610.60–610.65CorpusDaily eCFRDisplayed edition2026-06-29Last updated2026-06-29 Subpart F—Special Test Procedures Sections 610.60 § 610.60 Non-standard ambient conditions. 610.61 § 610.61 Engine dynamometer tests. 610.62 § 610.62 Driveability tests. 610.63 § 610.63 Performance tests. 610.64 § 610.64 Track test procedures. 610.65 § 610.65 Other test procedures. AuthoritySec. 511, Motor Vehicle Information and Cost Savings Act, as amended (sec. 301, Pub. L. 94-163, 89 Stat. 915 (15 U.S.C. 2011)).Source44 FR 17946, Mar. 23, 1979, unless otherwise noted. Previous E Subpart E—Durability Test Procedures