Montana Department of Livestock

Here to serve the people of Montana and its livestock industry.

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Agency Information

Contact Information

Department of Livestock
(406) 444-7323
livemail@mt.gov

Mailing Address:
Department of Livestock
Public Information Officer
PO BOX 202001
Helena MT 59620-2001

Delivery Address:
Department of Livestock
301 N. Roberts, Room 101
Helena MT  59620

Map to MDOL Office

Below are the most current Department of Livestock Administrative Rule proposal and adoption notices.  Click the date listed under 'Proposal Date' and  Amendment/Adoption', to view the full text for the proposals and adoptions.  All rule notices published in the Montana Administrative Register (MAR) can be found on the Secretary of State’s website at https://sosmt.gov/arm/register/.
 

NOTICE 2025-96.1:

  • Board of Milk Control
MT LIV ARM 2025-96.1
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
3/28/2025 4/25/2025

NOTICE 2025-20.1:

  • Brands Enforcement
MT LIV ARM 2025-20.1
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
3/28/2025 4/28/2025

NOTICE 2025-19.1:

  • Meat, Milk & Egg Inspection Bureau
MT LIV ARM 2025-19.1
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
3/28/2025 4/28/2025

NOTICE 2025-18.1:

  • Animal Health
MT LIV ARM 2025-18.1
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
3/28/2025 4/28/2025

NOTICE 2025-15.1:

  • Board of Milk Control
MT LIV ARM 2025-15.1
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
1/24/2025 2/24/2025 3/7/2025 7/1/2025

NOTICE 32-24-345:

  • Animal Health
MT LIV ARM 32-24-345
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:

7/5/2024

7/26/2024

 8/23/2024

9/10/2024

9/20/2024

NOTICE 32-23-344:

  • Animal Health
MT LIV ARM 32-23-344
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
10/20/2023 11/17/2023 12/8/2023 12/9/2023

NOTICE 32-23-343:

  • Animal Health
MT LIV ARM 32-23-343
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
10/20/2023 11/17/2023 12/8/2023 12/9/2023

NOTICE 32-23-342:

  • Animal Health
MT LIV ARM 32-23-342
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
10/20/2023 11/17/2023 12/8/2023 12/9/2023

NOTICE 32-23-340:

  • Brands Enforcement
MT LIV ARM 32-23-340
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:

08/25/2023

12/8/2023

09/22/2023

12/29/2023

 04/02/2024 04/12/2024

NOTICE 32-23-339:

  • Montana Veterinary Diagnostic Lab
MT LIV ARM 32-23-339
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
07/21/2023 08/18/2023 10/06/2023 10/07/2023

NOTICE 32-23-338:

  • Centralized Services
MT LIV ARM 32-23-338
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
07/21/2023 08/18/2023 10/06/2023 10/07/2023

NOTICE 32-23-336:

  • Meat, Milk & Egg Inspection Bureau
MT LIV ARM 32-23-336
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
03/24/2023 04/21/2023 04/04/2023 04/15/2023

NOTICE 32-23-333:

  • Meat, Milk & Egg Inspection Bureau
MT LIV ARM 32-23-333
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
02/10/2023 03/10/2023 04/14/2023 04/15/2023

NOTICE 32-23-337:

  • Animal Health
MT LIV ARM 32-23-337
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
02/10/2023 03/10/2023 04/14/2023 04/15/2023

NOTICE 32-23-334:

  • Board of Milk Control
MT LIV ARM 32-23-334
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
01/27/2023 02/24/2023 03/10/2023 07/01/2023

NOTICE 32-22-332:

  • Animal Health
MT LIV ARM 32-22-332
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
08/05/2022 09/02/2022 09/23/2022 09/24/2022

NOTICE 32-22-331:

  • Board of Milk Control
MT LIV ARM 32-22-331
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
08/05/2022 09/02/2022 09/23/2022 09/24/2022

NOTICE 32-22-330:

  • Board of Milk Control
MT LIV ARM 32-22-330
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
08/05/2022 09/02/2022 09/23/2022 09/24/2022

NOTICE 32-22-329:

  • MT Veterinary Diagnostic Lab
MT LIV ARM 32-22-329
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
06/24/2022 7/22/2022 8/5/2022 8/6/2022

NOTICE 32-22-328:

  • Animal Health
MT LIV ARM 32-22-328
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
05/13/2022 6/10/2022 8/5/2022 8/6/2022

NOTICE 32-21-326:

  • Board of Milk Control
MT LIV ARM 32-21-326
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
11/10/2021 1/27/2022 02/11/2022 03/01/2022

NOTICE 32-21-325:

  • Board of Milk Control
MT LIV ARM 32-21-325
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
11/10/2021 1/27/2022 02/11/2022 07/01/2022

NOTICE 32-21-322:

  • MT Veterinary Diagnostic Lab
MT LIV ARM 32-21-322
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
10/08/2021 11/05/2021 11/19/2021 11/20/2021

NOTICE 32-21-321:

  • Milk and Egg Bureau
MT LIV ARM 32-21-321
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
10/08/2021 11/05/2021 01/28/2022 01/29/2022

NOTICE 32-21-320:

  • Milk and Egg Bureau
MT LIV ARM 32-21-320
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
09/24/2021 10/22/2021 11/19/2021 11/20/2021

NOTICE 32-21-319:

  • Milk and Egg Bureau
MT LIV ARM 32-21-319
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
09/24/2021 10/22/2021 11/19/2021 11/20/2021

 NOTICE 32-21-318:

  • Brands
MT LIV ARM 32-21-318
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
09/24/2021 10/22/2021 11/19/2021 11/20/2021

NOTICE 32-21-317:

  • Montana Diagnostic Laboratory
MT LIV ARM 32-21-317
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
05/28/2021 06/25/2021 7/23/2021 7/24/2021

NOTICE 32-21-316:

  • Board of Milk Control
MT LIV ARM 32-21-316
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
05/14/2021 6/11/2021 6/25/2021 7/01/2021

NOTICE 32-20-313:

  • Board of Milk Control
MT LIV ARM 32-20-313
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
11/20/2020 12/18/2020 1/15/2021 7/1/2021

NOTICE 32-20-314:

  • Animal Health
MT LIV ARM 32-20-314
Proposal Date: Comment Period Ends: Amendment/Adoption: Effective Date:
11/20/2020 12/18/2020 2/12/2021 2/13/2021

ARM 32.1.101 ORGANIZATIONAL RULE AND CHART

MT LIV ARM 32.1.101
ARM 32.1.101: Organizational Chart:
Rule Chart





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