Regulations last checked for updates: Oct 03, 2026

Title 40 - Protection of Environment last revised: Oct 01, 2026
All TitlesTitle 40Chapter IPart 1037Subpart F - Subpart F—Test and Modeling Procedures
View all text of Subpart F [§ 1037.501 - § 1037.570]
§ 1037.550 - Powertrain testing.

See 40 CFR 1036.545 for the powertrain test procedure.

authority: 42 U.S.C. 7401—7671q
source: 81 FR 74048, Oct. 25, 2016, unless otherwise noted.
cite as: 40 CFR 1037.550
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