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Iowa Cannabis Possession Limits (2026)

Conditional: Illegal for non-patients. Registered patients capped at 4.5 g THC per 90 days (practitioner may authorize more for terminal/established patients).

ConditionalVerified May 31, 2026

Illegal for non-patients. Registered patients capped at 4.5 g THC per 90 days (practitioner may authorize more for terminal/established patients).

Official source: hhs.iowa.gov →

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