ND-only club/state motocross championship, est. 1975, membership-gated (no day riders), running manufacturer contingency programs (KTM, Husqvarna, GasGas, Yamaha, Kawasaki). 2026 season is 9 two-day weekends (8 confirmed, 1 canceled) rotating across five North Dakota tracks: Bismarck, Mandan, Dickinson, Jamestown, and Glen Ullin. A sixth promoter/track, Williston, is on the association's Tracks/Promoters page but hosts no round in the 2026 schedule. The association publishes no street address; Bismarck is its most-used venue and hosts the season-ending banquet at The Bismarck Hotel.