The use of these procedures regarding rules pertaining to the promulgation or revision of regulations and test procedures for new motor vehicles or engines is mandated by section 307(d)(1)(K) of the Clean Air Act.
The Clean Air Act has mandates for newer motor vehicles and their engines.
mnli hypothesis: The Clean Air Act has mandates for newer motor vehicles and their engines. premise: The use of these procedures regarding rules pertaining to the promulgation or revision of regulations and test procedures for new motor vehicles or engines is mandated by section 307(d)(1)(K) of the Clean Air Act.