‘Sec. 1. 38 MRSA §480-Q, sub-§21, as enacted by PL 1999, c. 148, §1, is amended to read:
21. Removal of beaver dams. Removal As authorized by a game warden, the removal of a beaver dam as authorized by a game warden or the alteration of a beaver dam to allow the passage of anadromous fish, as long as:
A. Efforts are made to minimize erosion of soil and fill material from disturbed areas into a protected natural resource;
B. Efforts are made to minimize alteration of undisturbed portions of a wetland or water body; and
C. Wheeled or tracked equipment is operated in the water only for the purpose of crossing a water body to facilitate removal or alteration of the beaver dam. Where practicable, wheeled or tracked equipment may cross a water body only on a rock, gravel or ledge bottom.
This exemption includes the draining of a freshwater wetland resulting from removal or alteration of a beaver dam. It does not include removal of a beaver house.’