Michigan 2025-2026 Regular Session

Michigan House Bill HB4966

Introduced
9/16/25  

Caption

Industrial Hemp: other; cross-references to industrial hemp research and development act within the industrial hemp growers act; amend. Amends secs. 103, 211, 303 & 307 of 2020 PA 220 (MCL 333.29103 et seq.). TIE BAR WITH: HB 4964'25

Impact

The changes introduced by HB 4966 would enhance the regulatory environment for industrial hemp cultivation by tightening compliance standards for growers. Improved compliance monitoring and testing protocols are also outlined in the bill, which mandates that growers verify their products meet the defined THC levels before selling. These measures aim to minimize the risks associated with noncompliance and illegal sale of industrial hemp products, ultimately fostering a more responsible market.

Summary

House Bill 4966 proposes amendments to the Industrial Hemp Growers Act in Michigan, specifically targeting sections that define THC levels, grower registration, and compliance monitoring. A notable feature of the bill is the introduction of clearer definitions and standards regarding what constitutes acceptable THC levels in industrial hemp, setting a threshold of 0.3%. This amendment seeks to align the state's regulations with federal standards, thus providing a unified framework for industrial hemp growers and processors in Michigan.

Contention

Despite the legislative intent to streamline the processes for hemp growers, there may be points of contention surrounding the increased regulatory burden this bill places on small growers. Critics may argue that the stringent compliance and testing requirements could impose higher operational costs, potentially limiting the growth of small-scale industrial hemp farmers. Additionally, discussions may arise regarding the balance between ensuring safety and facilitating economic opportunities in the hemp sector. Overall, the industry stakeholders are likely to debate the implications of compliance requirements on market dynamics and accessibility for new entrants.

Companion Bills

MI HB4964

Same As Industrial Hemp: licenses; licensing and regulations for processing, brokering, and marketing industrial hemp, supplying industrial hemp seed, and engaging in wholesale of industrial hemp products; create. Creates & repeals new act. TIE BAR WITH: HB 4965'25, HB 4966'25, HB 4967'25

Previously Filed As

MI HB6290

Agriculture: industrial hemp; cross-references to industrial hemp research and development act within the industrial hemp growers act; amend. Amends secs. 103, 211, 303 & 307 of 2020 PA 220 (MCL 333.29103 et seq.). TIE BAR WITH: HB 6288'24

MI HB6289

Marihuana: other; cross-references to industrial hemp research and development act within the medical marihuana facilities licensing act; amend. Amends title & secs. 102, 206, 502 & 505 of 2016 PA 281 (MCL 333.27102 et seq.). TIE BAR WITH: HB 6288'24

MI HB6291

Marihuana: other; references to and regulation of industrial hemp under the Michigan Regulation and Taxation of Marihuana Act; amend. Amends secs. 3 & 8 of 2018 IL 1 (MCL 333.27953 & 333.27958).

MI HB5977

Agriculture: industrial hemp; administration of industrial hemp program; modify. Amends sec. 107 of 2020 PA 220 (MCL 333.29107) & repeals secs. 101, 103, 105, 201, 211, 213, 215, 217, 301, 303, 305, 307, 309, 311, 313, 401, 403, 405, 407, 409, 501, 503, 505, 507, 509, 511, 513, 515, 601, 603, 605, 607, 609 & 801 of 2020 PA 220 (MCL 333.29101 et seq.).

MI HB6288

Agriculture: industrial hemp; licensing and regulations for processing, brokering, and marketing industrial hemp, supplying industrial hemp seed, and engaging in wholesale of industrial hemp products; create. Creates new act & repeals 2014 PA 547 (MCL 286.841 - 286.859). TIE BAR WITH: HB 6289'24, HB 6291'24

MI SB0180

Marihuana: other; tribal marihuana businesses; allow cannabis regulatory agency to contract with Indian tribes regarding the operation of. Amends secs. 3, 7, 8, 10 & 13 of 2018 IL 1 (MCL 333.27953 et seq.). TIE BAR WITH: SB 0179'23

MI HB4430

Marihuana: other; safety information provided to consumers; modify. Amends secs. 3 & 8 of 2018 IL 1 (MCL 333.27953 & 333.27958).

MI HB4322

Marihuana: other; individuals who are 19 years of age or older; allow to be employed by or volunteer for marihuana establishments. Amends title & secs. 3, 4, 5, 8, 10 & 11 of 2018 IL 1 (MCL 333.27953 et seq.).

MI HB5884

Marihuana: licenses; certain licenses for medical and recreational marihuana; modify. Amends title & secs. 1, 2, 3, 4, 5, 6, 7, 8, 9, 9a, 11a, 12, 13, 14, 15 & 17 of 2018 IL 1 (MCL 333.27951 et seq.); adds secs. 20, 21, 22, 23, 24, 24a, 25, 26, 27 & 28 & repeals secs. 10, 11 & 16 of 2018 IL 1 (MCL 333.27960 et seq.).

MI SB0097

Use tax: exemptions; industrial processing exemption; clarify. Amends sec. 4o of 1937 PA 94 (MCL 205.94o). TIE BAR WITH: HB 4054'23

Similar Bills

MI HB6290

Agriculture: industrial hemp; cross-references to industrial hemp research and development act within the industrial hemp growers act; amend. Amends secs. 103, 211, 303 & 307 of 2020 PA 220 (MCL 333.29103 et seq.). TIE BAR WITH: HB 6288'24

MI HB6288

Agriculture: industrial hemp; licensing and regulations for processing, brokering, and marketing industrial hemp, supplying industrial hemp seed, and engaging in wholesale of industrial hemp products; create. Creates new act & repeals 2014 PA 547 (MCL 286.841 - 286.859). TIE BAR WITH: HB 6289'24, HB 6291'24

MI HB4964

Industrial Hemp: licenses; licensing and regulations for processing, brokering, and marketing industrial hemp, supplying industrial hemp seed, and engaging in wholesale of industrial hemp products; create. Creates new act & repeals 2014 PA 547 (MCL 286.841 - 286.859). TIE BAR WITH: HB 4965'25, HB 4966'25, HB 4967'25

MI HB4322

Marihuana: other; individuals who are 19 years of age or older; allow to be employed by or volunteer for marihuana establishments. Amends title & secs. 3, 4, 5, 8, 10 & 11 of 2018 IL 1 (MCL 333.27953 et seq.).

MI HB5884

Marihuana: licenses; certain licenses for medical and recreational marihuana; modify. Amends title & secs. 1, 2, 3, 4, 5, 6, 7, 8, 9, 9a, 11a, 12, 13, 14, 15 & 17 of 2018 IL 1 (MCL 333.27951 et seq.); adds secs. 20, 21, 22, 23, 24, 24a, 25, 26, 27 & 28 & repeals secs. 10, 11 & 16 of 2018 IL 1 (MCL 333.27960 et seq.).

MI HB4430

Marihuana: other; safety information provided to consumers; modify. Amends secs. 3 & 8 of 2018 IL 1 (MCL 333.27953 & 333.27958).

MI SB0180

Marihuana: other; tribal marihuana businesses; allow cannabis regulatory agency to contract with Indian tribes regarding the operation of. Amends secs. 3, 7, 8, 10 & 13 of 2018 IL 1 (MCL 333.27953 et seq.). TIE BAR WITH: SB 0179'23

MI HB6291

Marihuana: other; references to and regulation of industrial hemp under the Michigan Regulation and Taxation of Marihuana Act; amend. Amends secs. 3 & 8 of 2018 IL 1 (MCL 333.27953 & 333.27958).