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68th Legislature 2023 HB 433.1
1 HOUSE BILL NO. 433
2 INTRODUCED BY T. WELCH, W. SALES
3
4 A BILL FOR AN ACT ENTITLED: β€œAN ACT CLARIFYING THAT STATE BUILDING CODE MAY NOT
5 PROHIBIT THE USE OF CERTAIN REFRIGERANTS; AND AMENDING SECTION 50-60-203, MCA.”
6
7 BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF MONTANA:
8
9 Section 1. Section 50-60-203, MCA, is amended to read:
10 "50-60-203. Department to adopt state building code by rule. (1) (a) The department shall adopt
11 rules relating to the construction of, the installation of equipment in, and standards for materials to be used in all
12 buildings or classes of buildings, including provisions dealing with safety, accessibility to persons with
13 disabilities, sanitation, and conservation of energy. The adoption, amendment, or repeal of a rule is of
14 significant public interest for purposes of 2-3-103.
15 (b) Rules concerning the conservation of energy must conform to the policy established in 50-60-
16 801 and to relevant policies developed under the provisions of Title 90, chapter 4, part 10.
17 (2) The department may adopt by reference nationally recognized building codes in whole or in
18 part, except as provided in subsection (5), and may adopt rules more stringent than those contained in national
19 codes.
20 (3) The rules, when adopted as provided in parts 1 through 4, constitute the "state building code"
21 and are acceptable for the buildings to which they are applicable.
22 (4) The department shall adopt rules that permit the installation of below-grade liquefied petroleum
23 gas-burning appliances.
24 (5) The department may not include in the state building code a requirement for the installation of
25 a fire sprinkler system in a single-family dwelling or a residential building that contains no more than two
26 dwelling units.
27 (6) (a) The department shall, by rule, adopt by reference the most recently published edition of the
28 national fire protection association's publication NFPA 99C for the installation of medical gas piping systems.
-1- Authorized Print Version – HB 433
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68th Legislature 2023 HB 433.1
1 The department may, by rule, issue plumbing permits for medical gas piping systems and require inspections of
2 medical gas piping systems.
3 (b) A state, county, city, or town building code compliance officer shall, as part of any inspection,
4 request proof of a medical gas piping installation endorsement from any person who is required to hold an
5 endorsement or who, in the inspector's judgment, appears to be involved with onsite medical gas piping activity.
6 The inspector shall report any instance of endorsement violation to the inspector's employing agency, and the
7 employing agency shall report the violation to the board of plumbers.
8 (7) The department may not prohibit or limit in the state building code the use of refrigerants listed
9 as acceptable for use by the United States environmental protection agency pursuant to 42 U.S.C. 7671k as
10 safe alternatives to class I and class II ozone-depleting substances. Any equipment containing the alternative
11 refrigerant must be installed in accordance with applicable safety standards and use conditions as determined
12 by the environmental protection agency."
13 - END -
-2- Authorized Print Version – HB 433

Statutes affected:
HB0433_1.pdf: 50-60-203
HB0433_X.pdf: 50-60-203
Enrolled: 50-60-203
Introduced: 50-60-203