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Rule: 17.30.1304 Prev     Up     Next
Rule Title: DEFINITIONS
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Department: ENVIRONMENTAL QUALITY
Chapter: WATER QUALITY
Subchapter: Montana Pollutant Discharge Elimination System (MPDES) Permits
 
This is an obsolete version of the rule. Please click on the rule number to view the current version.

  Effective Date: 3/12/2022  
 
  History Notes: History: 75-5-201, 75-5-401, MCA; IMP, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; AMD, 1992 MAR p. 1241, Eff. 6/12/92; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2003 MAR p. 220, Eff. 2/14/03; AMD, 2012 MAR p. 2604, Eff. 12/21/12; AMD, 2020 MAR p. 1879, Eff. 10/24/20; AMD, 2022 MAR p. 327, Eff. 3/12/22.  
 
  Rule File: access file
 

Other rule versions existed in ARM on or after March 31, 2007

MAR Notices Effective From Effective To History Notes
17-420 3/12/2022 Current History: 75-5-201, 75-5-401, MCA; IMP, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; AMD, 1992 MAR p. 1241, Eff. 6/12/92; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2003 MAR p. 220, Eff. 2/14/03; AMD, 2012 MAR p. 2604, Eff. 12/21/12; AMD, 2020 MAR p. 1879, Eff. 10/24/20; AMD, 2022 MAR p. 327, Eff. 3/12/22.
17-411 10/24/2020 3/12/2022 History: 75-5-201, 75-5-401, MCA; IMP, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; AMD, 1992 MAR p. 1241, Eff. 6/12/92; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2003 MAR p. 220, Eff. 2/14/03; AMD, 2012 MAR p. 2604, Eff. 12/21/12; AMD, 2020 MAR p. 1879, Eff. 10/24/20.
17-338 12/21/2012 10/24/2020 History: 75-5-201, 75-5-401, MCA; IMP, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; AMD, 1992 MAR p. 1241, Eff. 6/12/92; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2003 MAR p. 220, Eff. 2/14/03; AMD, 2012 MAR p. 2604, Eff. 12/21/12.
2/14/2003 12/21/2012 History: 75-5-201, 75-5-401, MCA; IMP, 75-5-401, MCA; NEW, 1989 MAR p. 2060, Eff. 12/8/89; AMD, 1992 MAR p. 1241, Eff. 6/12/92; TRANS, from DHES, 1996 MAR p. 1499; AMD, 2003 MAR p. 220, Eff. 2/14/03.
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