US lawMontanaRegulationsTitle 17 — ENVIRONMENTAL QUALITYChapter 17.70 — RADIATION CONTROL (TRANSFERRED)Subchapter 17.70.3 — (TRANSFERRED)17.70.302ARM 17.70.302ARM 17.70.302. EXEMPTIONS: SOURCE MATERIALTransferredLength: 4 wordsOfficial source Cite as Mont. Admin. R. 17.70.30217.70.302 EXEMPTIONS: SOURCE MATERIALPreviousARM 17.70.301NextARM 17.70.303