Code of Federal Regulations > Title 40 > Chapter I > Part 1054 > Subpart D - Subpart D—Production-line Testing

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Sep 17, 2025

§ 1054.300 - Applicability.

§ 1054.301 - When must I test my production-line engines?

§ 1054.305 - How must I prepare and test my production-line engines?

§ 1054.310 - How must I select engines for production-line testing?

§ 1054.315 - How do I know when my engine family fails the production-line testing requirements?

§ 1054.320 - What happens if one of my production-line engines fails to meet emission standards?

§ 1054.330 - May I sell engines from an engine family with a suspended certificate of conformity?

§ 1054.335 - How do I ask EPA to reinstate my suspended certificate?

§ 1054.340 - When may EPA revoke my certificate under this subpart and how may I sell these engines again?

§ 1054.345 - What production-line testing records must I send to EPA?

§ 1054.350 - What records must I keep?