ARM 17.30.1401. APPLICABILITY

(1) This subchapter applies to the following: (a) pollutants from non-domestic sources covered by pretreatment standards which are indirectly discharged, transported by truck or rail, or otherwise introduced into POTW's; (b) POTW's which receive wastewater from sources subject to national pretreatment standards; and (c) any new or existing source subject to national pretreatment standards. (2) National pretreatment standards do not apply to sources which discharge to a sewer which is not connected to a POTW.