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KS / State law overview

Kansas

Kansas prohibits marijuana possession under its controlled-substance statute. A narrow statutory CBD defense requires specific medical documentation.

Marijuana restrictions; limited CBD defense

Sources reviewed September 30, 2026. Coverage: General possession restrictions and selected CBD defense, not all legal questions.

General possession ruleKnowing marijuana or tetrahydrocannabinol possession is prohibited under § 21-5706Official source
Selected medical defenseAn affirmative defense applies to a defined cannabidiol treatment preparation used for a qualifying debilitating conditionOfficial source
DocumentationThe defense requires the specified Kansas physician letter in the person’s possession, dated within the preceding 15 monthsOfficial source

Details worth checking

  • An affirmative defense is not blanket legalization or a general medical dispensary program. Preparation definitions and all defense conditions must be checked in the law.
  • Hemp-product rules, other exceptions, and detailed penalty classifications are outside this summary.

Official sources

Regulators & contacts

Agency information checked September 30, 2026.

Cardcierge

Medical cannabis card information, registration, published fees, and evaluation providers for Kansas.

View medical card information
General information, not legal advice. Laws, effective dates, and local policies change. Confirm the applicable rules with official sources before acting.
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