Natural resources: sand dunes; regulation of critical dune development; revise. Amends secs. 35301, 35302, 35303, 35304, 35305, 35306,35308, 35309, 35310, 35311, 35312, 35313, 35314, 35315, 35316,35319, 35321, 35323 & 35324 of 1994 PA 451 (MCL 324.35301 et seq.); adds secs. 35304b & 35326 & repeals secs. 35307, 35311a, 35311b, 35317, 35320, 35322 & 35325 of 1994 PA 451 (MCL 324.35307 et seq.).