Is Delta-10 THC Legal in Wisconsin? (2026)

Instrument

Controlling provision (official text)

Source

https://docs.legis.wisconsin.gov/statutes/statutes/94/55

Retrieved

2026-11-01

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In this section, "hemp" means the plant Cannabis sativa L. and any part of that plant, including the seeds thereof and all derivatives, extracts, cannabinoids, isomers, acids, salts, and salts of isomers, whether growing or not, with a delta-9-tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis or the maximum concentration allowed under federal law up to 1 percent, whichever is greater, as tested using post-decarboxylation or other similarly reliable methods. "Hemp" does not include a prescription drug product that has been approved by the U.S. food and drug administration.

Instrument

statute

Source

https://docs.legis.wisconsin.gov/statutes/statutes/94/55

Retrieved

2026-11-02

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(1) Definition. In this section, "hemp" means the plant Cannabis sativa L. and any part of that plant, including the seeds thereof and all derivatives, extracts, cannabinoids, isomers, acids, salts, and salts of isomers, whether growing or not, with a delta-9-tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis or the maximum concentration allowed under federal law up to 1 percent, whichever is greater, as tested using post-decarboxylation or other similarly reliable methods. "Hemp" does not include a prescription drug product that has been approved by the U.S. food and drug administration.

Instrument

Schedule I hallucinogenic substances: tetrahydrocannabinols in any form, including chemically synthesized, with the hemp exception

Source

https://docs.legis.wisconsin.gov/statutes/statutes/961/ii/14/4/t

Retrieved

2026-11-06

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(4) Hallucinogenic substances. Any material, compound, mixture or preparation which contains any quantity of any of the following hallucinogenic substances, including any of their salts, isomers, esters, ethers, and salts of isomers, esters, or ethers that are theoretically possible within the specific chemical designation, in any form contained in a plant, obtained from a plant, or chemically synthesized:
(t) Tetrahydrocannabinols, commonly known as “THC”, in any form including tetrahydrocannabinols contained in marijuana, obtained from marijuana, or chemically synthesized, except that tetrahydrocannabinols do not include any of the following:
1. Tetrahydrocannabinols contained in a cannabidiol product that is dispensed as provided in s. 961.38 (1n) (a) or that is possessed as provided in s. 961.32 (2m) (b).
2. Tetrahydrocannabinols contained in fiber produced from the stalks, oil or cake made from the seeds of a Cannabis plant, any other compound, manufacture, salt, derivative, mixture or preparation of the mature stalks (except the resin extracted therefrom), fiber, oil or cake or the sterilized seed of a Cannabis plant which is incapable of germination.
3. Tetrahydrocannabinols contained in hemp, as defined in s. 94.55 (1).
4. A drug product in finished dosage formulation that has been approved by the United States food and drug administration that contains cannabidiol (2-[1R-3-methyl-6R-(1-methylethenyl)-2-cyclohexen-1-yl]-5-pentyl-1,3-benzenediol) derived from cannabis and no more than 0.1 percent (w/w) residual tetrahydrocannabinols.

Instrument

Industrial hemp -- Definition; Regulation of hemp

Source

https://docs.legis.wisconsin.gov/statutes/statutes/94/55

Retrieved

2026-07-02

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94.55 Industrial hemp.

(1) Definition. In this section, "hemp" means the plant Cannabis sativa L. and any part of that plant, including the seeds thereof and all derivatives, extracts, cannabinoids, isomers, acids, salts, and salts of isomers, whether growing or not, with a delta-9-tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis or the maximum concentration allowed under federal law up to 1 percent, whichever is greater, as tested using post-decarboxylation or other similarly reliable methods. "Hemp" does not include a prescription drug product that has been approved by the U.S. food and drug administration.

(2) Regulation of hemp.
(a) Subject to the provisions under this section, a person may plant, grow, cultivate, harvest, produce, sample, test, process, transport, transfer, take possession of, sell, import, and export hemp in this state to the greatest extent allowed under federal law.
(am) The department shall issue licenses to hemp producers if hemp producers are required to hold a license to produce hemp under federal law and if the secretary of the U.S. department of agriculture has approved this state’s hemp program. If the department issues such licenses, no person may produce hemp without a license from the department.