30 CFR § 926.15
Approval of Montana regulatory program amendments
May 28, 2026
§ 926.15 Approval of Montana regulatory program amendments.
The following is a list of the dates amendments were submitted to OSM, the dates when the Director's decision approving all, or portions of these amendments, were published in the Federal Register and the State citations or a brief description of each amendment. The amendments in this table are listed in order of the date of final publication in the Federal Register.
Open Table
| Original amendment submission date | Date of final publication | Citation/description |
|---|---|---|
| September 13, 1983 | January 3, 1984 | MCA 82-4-237, -251(4), -254. |
| April 2, 1984 | January 3, 1985 | ARM 26.4.1206 through .1209, .1211, .1212. |
| January 3, 1984 | November 18, 1985 | ARM 26.4.310, .621 through .626, .1260 through .1263. |
| July 3, 1985 | February 14, 1986 | MCA 82-4-231, 232, 254. |
| April 23, 1987 | December 31, 1987 | MCA 82-4-203, 222, 223. |
| December 21, 1988 | May 11, 1990 | ARM 26.4 subchapters 3, definitions and strip mine permit application requirements; 4, mine permit and test pit prospecting permit procedures; 5, backfilling and grading requirements; 6, transportation facilities, explosives and hydrology; 7, topsoiling, revegetation, and protection of wildlife and air resources; 8, alluvial valley floors, prime farmlands, alternate reclamation, and auger mining; 9, underground coal and uranium mining; 10, prospecting; 11, bonding, insurance reporting, and special areas; 12, special departmental procedures; 13, miscellaneous provisions. |
| June 19, 1990 | March 20, 1991, August 19, 1992 | ARM 26.4.724 through 726, .728, .730 through .733, .1301A, .724; ARM 26.4.920, .924 through .927, .930, .932; ARM 26.4 subchapters 3, 5, 8, 11, 12. |
| October 19, 1992 | February 25, 1994 | MCA 82-4-203(26). |
| June 16, 1993, July 28, 1993 | February 1, 1995 | MCA 82-4-203, subsections (14), (16), (21), (23), (29), (34), (35), (36), definitions; 82-4-224, surface owner consent; 82-4-226, subsections (1), (2), (3), (5), (6), (8), prospecting permits and notices of intent; 82-4-227, subsections (1), (2), (3), (7) through (13), permit approval/denial criteria. |
| May 16, 1995 | January 22, 1999 | MCA 2-15-3501, 2-15-3502, 82-4-203(1) through (35), except (24); MCA 82-4-204; MCA 82-4-205; MCA 82-4-221; MCA 82-4-223; MCA 82-4-226(8); MCA 82-4-227; MCA 82-4-231; MCA 82-4-232(6) and (7); MCA 82-4-235; MCA 82-4-240; MCA 82-4-242; MCA 82-4-251; and MCA 82-4-254(1) through (3). Decision deferred on MCA 82-4-239; MCA 82-4-203(24) disapproved. |
| March 5, 1996 | January 22, 1999 | ARM 26.4.301(114); 26.4.410; 26.4.1001; and 26.4.1001A. |
| July 20 and August 17, 2000 | 6/12/01 | MCA 82-4-203(1) and (21)(d), 82-4-232(1), (7) and (8), 82-4-233(1) and 4, 82-4-243, 82-4-253(1), (2) and (3) and 82-4-254(1), (2), (3), (4) and (9). |
| April 27, 2001 | November 21, 2001 | MCA 82-4 part 2 Operating permit revocation—permit transfer |
| February 1 and 28, 1995 | February 12, 2002 | ARM 26.4.301(79) through (137); 26.4.304(5) and (6); 26.4.308(2); 26.4.314(3) and (5); 26.4.321(1) and (3); 26.4.404(5); 26.4.405(6) and (8); 26.4.407(1), (2) and (4); 26.4.501A(3); 26.4.505(4) through (8); 26.4.524(2); 26.4.601(5) and (7); 26.4.602(2); 26.4.603(9) and Introduction; 26.4.605(3); 26.4.623(2); 26.4.633(2); 26.4.634(1) and (2); 26.4.638(2); 26.4.639(1), (10), (18) and (19); 26.4.642(5) and (8); 26.4.702(4); 26.4.711(2) through(6); 26.4.721(1) through (3); 26.4.724(6); 26.4.726(2) and (3); 26.4.821(1); 26.4.825(4) and (6); 26.4.924(3) through (5), (8) through (21); 26.4.927(2) and (3); 26.4.930(3); 26.4.932(8); 26.4.1002(1) and (2); 26.4.1005(2) and (3); 26.4.1006(1) through (4); 26.4.1007(1) and (2); 26.4.1009(1) and (2); 26.4.1011(1); 26.4.1014; 26.4.1116(7); 26.4.1116A(1) and (2); 26.4.1141(3); and 26.4.1212(1) are approved. ARM 26.4.301(78); 26.3.303, Introduction, (1), (6) through (8), (13) through (15), and (20) through (24); 26.4.404(7) through (10); 26.4.405(5); 26.4.405A; 26.4.405B, 26.4.519A; 26.4.645(6); 26.4.646(6); 26.4.932(5)(b) and 26.4.1206(1) are deferred. |
| May 7, 2002 | August 6, 2003 | ARM 17.24.301 (recodified); 17.24.301(13), (34), (39), (46), (47), (64), (71), (73), (76), (79), (95), (103), (110), (111), (133); 17.24.302(6); 17.24.303(15)(a)(ii); 17.24.304(5); 17.24.305(2)(b); 17.24.306(1), (3); 17.24.313(6); 17.24.315(1)(b); 17.24.321(1)(intro), (a), (2)-(4); 17.24.324(2), (3); 17.24.327(2); 17.24.401(1), (5)(b)(i); 17.24.403(2)(a); 17.24.405(1), (8); 17.24.413(4); 17.24.415(1); 17.24.416(1)(d), (2); 17.24.501(1), (3), (4)-(6); 17.24.501A deleted; 17.24.503(1); 17.24.505(2); 17.24.507(4); 17.24.510(1), (2); 17.24.514 deleted; 17.24.518(1); 17.24.519A deleted; 17.24.520(1), (2), (3 recodified); 17.24.522(1); 17.24.601(1)-(11); 17.24.603(1)-(5); 17.24.604 deleted; 17.24.605(1)-(3); 17.24.606 [moved to 17.24.601(7)]; 17.24.607(1)-(3); 17.24.623(2)(b)(iii); 17.24.625(1), (2); 17.24.632(1); 17.24.633(3)-(5); 17.24.634(1)(intro), (a), (2), (3); 17.24.639(1)(c)-(27); 17.24.640(1); 17.24.642(1)(f), (2), (3), (6); 17.24.645(5 intro), (6); 17.24.646(6); 17.24.647(1); 17.24.652(1); 17.24.702(1), (2), (6); 17.24.711(1), (6)(b); 17.24.716(1), (2), (5); 17.24.718(2); 17.24.724(3)(a); 17.24.725(1); 17.24.726(2); 17.24.728 (intro); 17.24.733(3), recodified (3)-(5); 17.24.762(1); 17.24.815(2)(c)-(e), (f)(i), (h); 17.24.821(1)(intro), (1)(g); 17.24.823(2); 17.24.825(1), (3); 17.24.826(1), (2) [replaces 17.24.1103]; 17.24.901(1)(c)(i)-(iii); 17.24.903(1)(a), (c), (d); 17.24.911(1)-(3), (4)-(6) recodified, (7)(intro), (8)-(10); 17.24.924(15)-(20); 17.24.925(2); 17.24.927(3); 17.24.1001(1)(a), (2)(b)-(o), (4); 17.24.1002(1), (2)(j)-(m), (3); 17.24.1003(1 recodified), (2)-(4); 17.24.1005(3)(c intro); 17.24.1006(1), (3)(intro); 17.24.1010 intro; 17.24.1014(1)(b), (2)(d), (4); 17.24.1017(2)(c), (3)(d); 17.24.1018(3)-(9); 17.24.1103 deleted; 17.24.1104(2), recodify (3)-(5); 17.24.1108(1); 17.24.1111(4), recodify (5)-(6); 17.24.1112(1)(h); 17.24.1116(8); 17.24.1116A deleted; 17.24.1132(1)(a)(iv); 17.24.1143(1); 17.24.1221(1); 17.24.1222(2); 17.24.1223(5) (intro), (6)(b); 17.24.1224(1)(b); 17.24.1225(1)-(3); 17.24.1226(1), (2); 17.24.1228(1); 17.24.1261(1), (2), (4)(b), (c), (5); 17.24.1262(1 as recodified). |
| MCA 82-4-205 recodification, (1), (2); 82-4-206 title, (1), (2); 82-4-231(8)(c), (d), (f); 82-4-241(1)-(3); 82-4-254(3), (4). | ||
| July 29, 2003 | February 16, 2005 | MCA 82-4-202(3)(c); (3)(e) except for the phrase “and attainable”; 82-4-203(2); 82-4-203(4) except at (4)(c) the phrase “as necessary to support postmining land uses within the area affected and the adjacent area”; 82-4-203(13), (16), (17), (20) through (23); (24) except the phrase “as they relate to uses of land and water within the area affected by mining and the adjacent area”; (26), (27), (28), (30), (37), (38), (42) through (44), (46), (47), (50), (55); 82-4-221(3); 82-4-222(1)(m)-(p); 82-4-231(10)(k) except the phrase “as necessary to support postmining land uses and to prevent material damage to the hydrologic balance in the adjacent area”; 82-4-231(10)(k)(vii); (viii) except the phrase “to protect the hydrologic balance as necessary to support postmining land uses within the area affected and to prevent material damage to the hydrologic balance in adjacent areas”; 82-4-232(1) through (10); 82-4-233; 82-4-234; 82-4-235(1)-(1)(c); 82-4-235(1)(e)-(f); 82-4-235(1)(g) except the phrase “are introduced species that have become naturalized”; 82-4-236; HB 373 Section 11; 82-4-252(2); HB 684 repeal of Sec. 5, Chapter 522, Laws of 2001; also all editorial and codification changes. |
| We are taking no action on: MCA 82-4-202(1); 82-4-239. | ||
| August 31, 2005 | October 10, 2007 | ARM 17.24.301(6); 17.24.301(11); 17.24.301(13) (intro) and (a), (b), and (d); 17.24.301(26); 17.24.301(33); 17.24.301(36); 17.24.301(38); 17.24.301(46); 17.24.301(50); 17.24.301(54); 17.24.301(59); 17.24.301(64); 17.24.301(64)(b), (c), (d), (g), and (h); 17.24.301(67); 17.24.301(90); 17.24.301(103); 17.24.301(107)(b); 17.24.301(143); 17.24.302; 17.24.303(1)(w), (x), and (y); 17.24.305(2)(b)(i); 17.24.308(1)(b)(vii); 17.24.312(1)(b); 17.24.313; 17.24.321(1) and (3); 17.24.322(2)(a)(x) and (4); 17.24.323; 17.24.324(1)(e); 17.24.401(3)(f) and (5)(a)(iv); 17.24.404(9) and (10); 17.24.405(1) and (2), (6)(j), and (7); 17.24.416(1)(b); 17.24.413(1)(f); 17.24.427(1)(a), (c) and (2); 17.24.501(4)(a), (d) and (6)(d); 17.24.515; 17.24.522(3); 17.24.603(4); 17.24.605(8); 17.24.609(1); 17.24.623(2) and (5)(b); 17.24.624(4), (6)(a), (7)(a), (11) and (14); 17.24.626(1)(j); 17.24.633(2); 17.24.634; 17.24.636(2) and (3); 17.24.639(2), (3) and (7); 17.24.642(1)-(7); 17.24.646(4); 17.24.701(4); 17.24.702(4)(b) and (6); 17.24.711; 17.24.714(1); 17.24.716(1), (3), (4), and (5); 17.24.717(1); 17.24.718(3); 17.24.719; 17.24.720; 17.24.724(1)-(3); 17.24.726 except at (1) the proposed deletion of the phrase “the application and must;” 17.24.728; 17.24.751(1) and (2)(a), (c), (e), and (f); 17.24.762(1)(a)-(d), (2), and (3); 17.24.764; 17.24.815(1)(a)(i), (ii) and (b); 17.24.821; 17.24.823; 17.24.824; 17.24.825; 17.24.826; 17.24.832(4) and (5)(b) and (c); 17.24.1001; 17.24.1104(1) and (3); 17.24.1108(1), (2) and (4); 17.24.1109(1)(d)-(g); 17.24.1116; 17.24.1125(2); 17.24.1132(1)(a); 17.24.1133(2)(a), (b), and (3); 17.24.1201(1)-(4); 17.24.1202; 17.24.1301; also all minor, editorial, and codification changes. |
| January 18, 2006 | May 14, 2008 | Montana Code Annotated (MCA) 82-4-206; 82-4-223; 82-4-225; 82-4-226; 82-4-227; 82-4-231; 82-4-232; 82-4-233; 82-4-235; 82-4-251; 82-4-254; 82-4-1001; 82-4-1002. |
| November 6, 2006 | May 14, 2008 | Administrative Record of Montana (ARM) 17.4.301; 17.4.302; 17.4.303; 17.4.304; 17.4.305; 17.4.306; 17.4.307; 17.4.308; 17.24.1206; 17.24.1211; 17.24.1212; 17.24.1218; 17.24.1219; 17.24.1220. |
| July 7, 2008 | January 5, 2009 | Montana Strip and Underground Mine Reclamation Act 82-4-232(3) and (4), 82-4-232 (5)(k), 82-4-232(5)(l). |
| July 3, 2008 | December 27, 2010 | Normal husbandry practices. |
| July 14, 2010 | March 9, 2011 | ARM 17.24.1109. |
| May 12, 2009 | May 24, 2011 | MCA 82-4-235(2), -235(3)(a), -235(3)(b), -235(4)(a), and -235(4)(b). |
| August 19, 2011 | September 19, 2012 | MCA 82-4-203(4)(c) (definition of AOC); addition of -203(27) “in situ coal gasification;” -203(44) “recovery fluid;” recodification of former -203(27) through (56). |
| August 20, 2013 | October 23, 2019 | ARM 17.24.1001(1)(b), (1)(c), (2), (2)(h)(iii)(F), (2)(q), and (7), Permit Requirement; ARM 17.24.1002(3), Information and Monthly Reports; ARM 17.24.1003(1), Renewal and Transfer of Permits; ARM 17.24.1005(2)(d), Drill holes; ARM 17.24.1016(3), Bond Requirements for Drilling Operations; ARM 17.24.1018(1)(b), (2), (4), (5)(a), (6), (7), (8), and (9), Notice of Intent to Prospect; ARM 17.24.1019, Permit requirement—short form; MCA 82-4-222(1)(k), (1)(l), (2), (2)(l), (2)(m), and (8), Permit application—application revisions; MCA 82-4-226(1), (2), (7)(a), (7)(b)(i), (7)(b)(ii), and (8), Prospecting permit; MCA 82-4-227 (8), Refusal of permit—applicant violator system; MCA 82-4-237(1), (1)(a), (1)(b), (1)(c), (2), and (3), Operator to file annual reports; MCA 82-4-253(3)(d), Suit for damage to water supply. |
| February 27, 2017 | October 30, 2019 | Mont. Code Ann. 82-4-207 In situ gasification rulemaking ARM 17.24.902, 17.24.903, and 17.24.905, In situ gasification. |
| February 26, 2023 | November 19, 2024 | Mont. Code. Ann. 82-4-222(1)(q) Permit Applications—Application Revisions—Approved in part. |
| June 1, 2023 | January 15, 2025 | MCA 82-4-203(32)(a) existing definition of material damage with respect to protection of the hydrologic balance recodified; MCA 82-4-203(32)(b) adding a definition of material damage with respect to an alluvial valley floor. |
| July 28, 2021 | February 13, 2026 | Mont. Code Ann. 82-4-227—Refusal of Permit—Applicant Violator System. Rulemaking ARM 17.24.301 Definitions, ARM 17.24.302 Format, Data Collection, and Supplemental Information, ARM 17.24.303 Legal, Financial, Compliance, and Related Information, ARM 17.24.416 Permit Renewal, ARM 17.24.418 Transfer of Permits. ARM 17.24.1229 Criminal Penalties and Civil Actions, ARM 17.24.1264 The Department's Obligations Regarding the Applicant Violator System, ARM 17.24.1265 Department Eligibility Review, ARM 17.24.1266 Questions About and Challenges to Ownership or Control Findings, ARM 17.24.1267 Information Requirements for Permittees, ARM 17.24.304 Baseline Information: Environmental Resources, ARM 17.24.308 Operations Plan, ARM 17.24.313 Reclamation Plan, ARM 17.24.314 Plan for Protection of the Hydrologic Balance, ARM 17.24.401 Filing of Application and Notice, ARM 17.24.403 Informal Conference, ARM 17.24.425 Administrative Review, and ARM 17.24.1201 Frequency and Methods of Inspections. |
[62 FR 9946, Mar. 5, 1997, as amended at 64 FR 3610, 3615, Jan. 22, 1999; 66 FR 31533, June 12, 2001; 66 FR 58381, Nov. 21, 2001; 67 FR 6408, Feb. 12, 2002; 68 FR 46477, Aug. 6, 2003; 70 FR 8018, Feb. 16, 2005; 72 FR 57838, Oct. 10, 2007; 73 FR 27743, May 14, 2008; 74 FR 219, Jan. 5, 2009; 75 FR 81119, Dec. 27, 2010; 76 FR 12859, Mar. 9, 2011; 76 FR 30013, May 24, 2011; 77 FR 58025, Sept. 19, 2012; 84 FR 56695, Oct. 23, 2019; 84 FR 58051, Oct. 30, 2019; 89 FR 91261, Nov. 19, 2024; 90 FR 3687, Jan. 15, 2025; 91 FR 6770, Feb. 13, 2026]
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