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(1) For the purposes of this subchapter, the board adopts and incorporates by reference the following:

(a) 40 CFR 81.327, providing attainment status designation for Montana pursuant to section 107 of the Federal Clean Air Act;

(b) "Workbook for Plume Visual Impact Screening and Analysis" (Revised) (EPA-454/R-92/023), specifying methods for estimating visibility impairment.

(2) A copy of materials incorporated by reference in this subchapter is available for public inspection and copying at the Department of Environmental Quality, 1520 E. 6th Ave., P.O. Box 200901, Helena, MT 59620-0901.

(3) Copies of federal materials also may be obtained from:

(a) National Technical Information Service (NTIS), 5285 Port Royal Road, Springfield, VA 22161; phone: (800) 553-6847 or (703) 605-6000; fax: (703) 605-6900; e-mail: orders@ntis.gov; web: http://www.ntis.gov;

(b) National Service Center for Environmental Publications (NSCEP), P.O. Box 42419, Cincinnati, OH 45242-0419; phone: (800) 490-9198 or (513) 489-8190; fax: (513) 489-8695; e-mail: ncepimal@one.net; web: http://www.epa.gov/


(c) U.S. Government Printing Office, Information Dissemination (Superintendent of Documents), P.O. Box 371954, Pittsburgh, PA 15250-7954; phone: (866) 512-1800 or (202) 512-1800; fax: (202) 512-2104; e-mail: orders@gpo.gov; web: http://www.gpoaccess.gov; and

(d) the EPA regional office libraries listed at http://www.epa.gov/natlibra/


(4) Copies of the CFR may be obtained from the U.S. Government Printing Office, as described in (3)(c).

History: 75-2-111, MCA; IMP, Title 75, chapter 2, MCA; NEW, 1996 MAR p. 1844, Eff. 7/4/96; TRANS, from DHES, 1996 MAR p. 2285; AMD, 1997 MAR p. 1581, Eff. 9/9/97; AMD, 2005 MAR p. 959, Eff. 6/17/05; AMD, 2007 MAR p. 1663, Eff. 10/26/07.

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