1. Regulations
  2. title 40
  3. chapter I-i38
  4. part 1037
  5. subpart C
  6. § 1037.231

View all text of Subpart C [§ 1037.201 - § 1037.255]

§ 1037.231 - Powertrain families.

See 40 CFR 1036.231 for provisions describing how to divide your product line into powertrain families.

[91 FR 7790, Feb. 18, 2026]

AUTHORITY: 42 U.S.C. 7401—7671q.

SOURCE: 81 FR 74048, Oct. 25, 2016, unless otherwise noted.

CITE AS: 40 CFR 1037.231