§1048.5 Which engines are excluded or exempted from this part's requirements?

(a) This part does not apply to the following nonroad engines:

(1) Engines certified to meet the requirements of 40 CFR part 1051 (for

example, engines used in snowmobiles and all-terrain vehicles).

(2) Propulsion marine engines. See 40 CFR part 91. This part applies with respect to auxiliary marine engines.

(b) See subpart G of this part and 40 CFR part 1068, subpart C, for exemptions of specific engines.

(c) Send the Designated Officer a written request if you want us to determine whether this part covers or excludes certain engines. Excluding engines from this part's requirements does not affect other requirements that may apply to them.

Note: See 40 CFR part 87 for engines used in aircraft.)

(d) As defined in §1048.801, stationary engines are not required to comply with this part (because they are not nonroad engines), except that you must meet the requirements in §1048.20. In addition, the prohibitions in 40 CFR 1068.101 restrict the use of stationary engines for non-stationary purposes.