Is Delta-8 Legal in Wisconsin? What the Law Says in 2026

Quick answer: Yes. Delta-8 THC products are legal and essentially unregulated in Wisconsin: Wis. Stat. § 961.14(4)(t) excludes ‘tetrahydrocannabinols contained in hemp’ (defined in § 94.55(1) by delta-9 THC ≤0.3%) from the Schedule I THC listing, and no state statute sets an age minimum, potency cap, license or testing rule for hemp consumables. Every regulation bill filed in the 2025-26 session (SB 682/AB 747, SB 644/AB 680, AB 606, AB 503) died when the session ended in March 2026. Two narrower rules do apply: the City of Milwaukee bars sales to under-21s (ordinance adopted July 15, 2025), and since Sept. 1, 2026 hemp vape devices may only be sold if listed on the Department of Revenue’s Electronic Vaping Device Directory (Wis. Stat. § 995.15).

Status: Legal · Last reviewed September 18, 2026 by Alex Hale, editor · Part of our delta-8 laws by state guide.

Federal law is changing too. Public Law 119-37 (signed November 12, 2025) rewrites the federal definition of hemp. Cannabinoids that are synthesized or converted outside the plant — which is how most delta-8 is made — lose federal hemp status on November 12, 2026, and from December 11, 2026 any hemp product with more than 0.4 mg of total THC per container is no longer federally “hemp”. That applies in every state, whatever state law says. Read our federal explainer and the status of every state.

Delta-8 in Wisconsin at a glance

RuleWhat Wisconsin law says
StatusLegal
Minimum ageNone statewide. City of Milwaukee: 21+ (local ordinance, July 2025). Several 2025-26 bills proposed a statewide 21+ rule; all died at session end (March 2026).
THC limitsOnly the hemp definition (delta-9 THC ≤0.3% dry weight). No state per-serving or per-package milligram cap for delta-8, delta-9 or any hemp-derived THC.
Licensing to sellNo state license or registration is required to sell hemp-derived THC consumables. Exception: manufacturers of hemp vaping devices must certify each device annually ($500/device) with the Department of Revenue under § 995.15 for it to be lawfully sold.
Product restrictionsNone by product type at the state level except the vape-directory listing requirement. Gummies, beverages, tinctures and smokable flower are sold without state restriction.
Labeling and testingNo state potency-testing, child-resistant packaging or warning-label requirement. § 94.55 contains general truth-in-labeling penalties for misrepresenting hemp content/delta-9 concentration. Hemp vape devices must have an independent-lab COA on file with DOR.
Where it can be soldAny retailer, including gas stations, convenience stores, smoke shops and online. No dispensary or three-tier requirement (AB 606/SB 681 proposed one and failed).

What the law says

These are the statutes, rules, opinions and decisions that determine whether delta-8 is legal in Wisconsin. Where an official copy exists online we link to it; the full list of everything we consulted is in the Sources section below.

  • Wis. Stat. § 94.55(1) — Definition of ‘hemp’ — Cannabis sativa L. and all derivatives, extracts, cannabinoids, isomers with delta-9 THC ≤0.3% (or up to 1% if federal law allows), tested post-decarboxylation (official text)
  • Wis. Stat. § 961.14(4)(t) — Schedule I listing of tetrahydrocannabinols — expressly excludes ‘tetrahydrocannabinols contained in hemp, as defined in s. 94.55(1)’ (official text)
  • Wis. Stat. § 995.15 (as amended by 2025 Wis. Act 15) — Electronic Vaping Device Directory — hemp (non-nicotine) vaping devices must be certified with an independent lab COA and listed with the Department of Revenue; unlisted devices unlawful to sell from July 1, 2026, enforcement from Sept. 1, 2026, $1,000/day/device forfeiture (official text)
  • City of Milwaukee Common Council File No. 250439 (adopted July 15, 2025) — Local ordinance prohibiting sale of intoxicating hemp-derived cannabinoid products (delta-8, delta-10, etc.) to persons under 21; $400–$1,000 per violation (official text)

How we got here: timeline

  • July 15, 2025 — Milwaukee Common Council unanimously adopts ordinance (File 250439) banning sales of intoxicating hemp-derived THC products to anyone under 21, with $400–$1,000 fines.
  • November 14, 2025 — SB 644 (Democratic, 21+ age limit and packaging rules for intoxicating hemp products) introduced; companion AB 680 introduced Nov. 26, 2025.
  • December 1, 2025 — SB 682 / AB 747 (Testin/Kurtz bipartisan regulation bill: 21+, 10 mg THC per serving for beverages, mandatory independent testing, labeling) introduced.
  • January 8, 2026 — Senate Committee on Agriculture and Revenue holds public hearing on SB 682.
  • February 3, 2026 — Committee adopts Senate Amendment 1 to SB 682 (8-0) but deadlocks 4-4 on the bill, sending it to the floor without recommendation.
  • March 23, 2026 — SB 682 and all other pending hemp bills (SB 644, AB 680, AB 606, AB 503, SB 681) ‘failed to pass pursuant to Senate Joint Resolution 1’ as the 2025-26 session ended; no hemp regulation enacted.
  • July 1, 2026 — Deadline for hemp vaping device manufacturers to certify products with the Department of Revenue under Wis. Stat. § 995.15 (2025 Wis. Act 15).
  • July 21, 2026 — Gov. Tony Evers writes Wisconsin’s congressional delegation urging a federal fix to P.L. 119-37, citing a $700M state hemp industry and ~3,500 jobs.
  • September 1, 2026 — DOR begins enforcing the hemp-vape directory: unlisted hemp vaping devices are contraband, subject to seizure and a $1,000-per-day-per-device forfeiture.

Penalties

No state penalty attaches to selling or possessing compliant delta-8 products, because THC in hemp is excluded from Schedule I (§ 961.14(4)(t)). A product that exceeds 0.3% delta-9 THC is ‘THC’ under ch. 961: first-offense possession is a misdemeanor (fine up to $1,000 and/or up to 6 months) and a second offense is a Class I felony under Wis. Stat. § 961.41(3g)(e) (see https://law.justia.com/codes/wisconsin/chapter-961/section-961-41/). Selling an unlisted hemp vaping device: $1,000 forfeiture per device per day plus seizure (§ 995.15). Milwaukee under-21 sales: $400–$1,000 municipal forfeiture per violation.

What is pending in 2026

No state bill is pending — the Legislature adjourned its 2025-26 floor period in March 2026 and all hemp bills died; new bills cannot be introduced until the 2027-28 session convenes in January 2027. No litigation, AG opinion or DATCP rulemaking on delta-8 is pending. Milwaukee’s sponsor has said a separate retailer-licensing ordinance is in the works (not adopted as of this research). The federal P.L. 119-37 changes (Nov. 12 and Dec. 11, 2026) will apply directly in Wisconsin, which has no state framework to fall back on.

Frequently asked questions

Can I buy delta-8 at a gas station in Wisconsin?

Yes. No state license or store-type limit applies to hemp-derived THC consumables. In the City of Milwaukee the store must not sell to anyone under 21 (local ordinance); elsewhere there is no legal age limit, though many stores voluntarily require 21.

Is delta-8 legal under 21 in Wisconsin?

There is no statewide minimum age in Wisconsin statute. Milwaukee prohibits sales to under-21s. Claims on some websites that state law bars under-21 possession of delta-8 are not supported by any Wisconsin statute we could find.

Can I drive after using delta-8 in Wisconsin?

Do not. Wisconsin is a zero-tolerance state for delta-9 THC in the blood while driving (Wis. Stat. § 346.63(1)(am), ‘restricted controlled substance’), and impaired driving is illegal regardless of what caused it. Delta-8 is impairing and metabolites may trigger THC testing; whether delta-8 itself counts as a ‘restricted controlled substance’ is unsettled, so treat it like alcohol.

Are delta-8 vapes still legal in Wisconsin?

Only if the specific device is listed on the Department of Revenue’s Electronic Vaping Device Directory. Since Sept. 1, 2026, retailers selling unlisted hemp vapes face $1,000-per-day forfeitures and seizure (Wis. Stat. § 995.15). Edibles and beverages are not affected by the directory.

Sources

All sources were accessed on September 18, 2026. Status labels are explained on our How we research page.

Related state guides

This guide explains the law; it is not legal advice. Our editor is not a lawyer, enforcement can vary by county, and laws change. For a decision that matters to you, consult a licensed attorney in your state. Found an error or a newer ruling? Email alex@legalbystate.com and we will fix it and note the change.