40 CFR § 434.75 - New source performance standards (NSPS).

Except as provided in § 434.72(b)(2), a pre-existing discharge from a new source remining operation must comply with the effluent limitations listed in § 434.72(b) for iron, manganese, acidity and total suspended solids. The operator must also submit and implement a Pollution Abatement Plan as required in § 434.72(a).