Iowa
Cannabis Law Guide & THCA Vendor SOP
Hemp Law
Iowa legalized hemp under HF 733 (2019). Follows federal delta-9 definition but bans smokable hemp (HF 2605, 2020).
Important Note
Smokable hemp banned in Iowa. Edibles, tinctures, topicals permitted. THCA in non-smokable forms may be legal.
Marijuana / Cannabis Law
Medical Cannabidiol Act (2014, expanded 2017, 2020). Very limited program — 4.5g THC per 90 days.
Possession Limit
Medical: 4.5g total THC per 90 days
One of the most restrictive medical programs. No adult-use legislation pending.
THCA Vendor SOP — Iowa
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WARNING: Smokable hemp is BANNED in Iowa
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Register with Iowa Dept of Agriculture for hemp retail
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Only non-smokable hemp products (edibles, tinctures, topicals) may be sold
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Lab test: delta-9 THC < 0.3%
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Label per IDALS requirements
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Maintain COAs accessible to consumers and inspectors
Hemp Vendor Requirements
- Hemp retailer registration
- No smokable hemp products
- COA per batch
- Delta-9 THC < 0.3%
Key Dates
2014: Medical cannabidiol legalized
2019-05-13: Hemp legalized (HF 733)
2020: Smokable hemp banned (HF 2605)
Enforcement Notes
IDALS enforces hemp regulations. Smokable hemp products will be seized.
Disclaimer: This information is provided for educational purposes only and does not constitute legal advice. Cannabis laws change frequently. The statute citations and regulatory links were verified as of March 2026 but may have been updated. Always verify current regulations withIowa Department of Agriculture and Land Stewardship before making business decisions. Consult a licensed attorney in Iowa for advice specific to your situation.