what do you mean? Its under the Wildlife Act. You can't use a sled for hunting etc in the area but as per FernieHawks post above, Clause 72 says sleds are permitted nov 1 to May 31.
If you dig deeper
SCHEDULE 3 ATV AND SNOWMOBILE CLOSED AREAS (Section 4) - Nothing Noted
SCHEDULE 7 SNOWMOBILE CLOSED AREAS - Southeast Kootenay 14 Effective year round, in that portion of M.U.s 4-20 and 4-26 shown in red on the attached Map No. 7-14/16. [en. B.C. Reg. 425/2008, s. (b); am. B.C. Regs. 143/2009, App. 2, s. 12; 77/2010, App. 3, s. 9; 74/2011, s. 7; 130/2016, App. 4, s. 13.] 15 Repealed. [B.C. Reg. 74/2011, s. 1.] - The subject area shown above is in MU 4-2, 4-1 and 4-23 and has nothing listed as far as I can tell.