StacksVerified U.S. regulatory reference

40 CFR §280.243

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)An owner and operator must ensure that designated Class A, Class B, and Class C operators meet the requirements in § 280.242 not later than October 13, 2018.
  2. (b)Class A and Class B operators designated after October 13, 2018 must meet requirements in § 280.242 within 30 days of assuming duties.
  3. (c)Class C operators designated after October 13, 2018 must be trained before assuming duties of a Class C operator.