US lawMontanaRegulationsTitle 18 — TRANSPORTATIONChapter 18.15 — MOTOR FUELS TAXSubchapter 18.15.6 — International Fuel Tax Agreement18.15.601ARM 18.15.601ARM 18.15.601. IFTA AGREEMENTTransferredLast amended: 2016Length: 18 wordsOfficial source Cite as Mont. Admin. R. 18.15.601(1) The department adopts and implements the International Fuel Tax Agreement (IFTA) as set forth in 15-70-121, MCA.NextARM 18.15.601