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Register for a Medical Marijuana Card
Learn about what you need to do to register as a patient or caregiver with the Medical Marijuana Program.
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Talking to Patients About Cannabis Use
Now that cannabis, or marijuana, is available for retail sale in Connecticut, you may find more of your patients consuming cannabis and cannabis products. It’s important to talk with patients about cannabis use so they’re aware of the risks and how it may impact their health.
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How is total THC calculated
In Connecticut, total Tetrahydrocannabinol (THC) is calculated using the following formula: Total THC = (THCA x 0.877) + THC
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Now that Adult-Use Cannabis sales are beginning, are there any advantages to being registered with the Medical Marijuana Program?
Qualifying patients and their caregivers registered with the Medical Marijuana Program can purchase medical marijuana products at medical marijuana dispensary facilities and hybrid retailers.
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Potency Thresholds
Effective October 1, 2026, the following potency thresholds go into effect for adult-use cannabis products.
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What do I need to get medical cannabis in Connecticut if I have a medical card from another state?
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Can I cultivate cannabis while visiting Connecticut?
No. Visiting qualifying out-of-state patients cannot cultivate cannabis. Only qualifying patients who reside in Connecticut may grow cannabis in Connecticut. The law explicitly prohibits cultivation by out-of-state patients.
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Can a person who lives out-of-state and does not have a medical card buy cannabis at adult-use retailers or hybrid retailers
Yes. Connecticut's adult-use program permits any adult 21 or older with a valid government-issued photo ID to purchase cannabis from licensed adult-use retailers or hybrid retailers, regardless of state of residence. There is no residency requirement for adult-use purchases.
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How much cannabis can a qualifying out-of-state patient or caregiver have?
A qualifying out-of-state patient or caregiver may have up to a total of five ounces of cannabis flower or its equivalent, when combined together.
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Does a qualifying out-of-state patient or caregiver need to carry their valid qualifying credential from another state with them at all times?
Yes. They must have their valid qualifying credential with them whenever they are in possession of medical cannabis.
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Can a qualifying out-of-state patient or caregiver transport cannabis purchased in Connecticut or another state across state lines?
No. Transporting cannabis across state lines — including from Connecticut to a state with a legal medical program — is a federal crime, regardless of state law.
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Are digital medical cards accepted
The law requires a card or other physical documentation issued by another state or jurisdiction in the United States where the qualifying out-of-state patient or caregiver lives. A printout of a digital medical card or other state certification is acceptable.
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Do my government-issued ID and valid qualifying credential have to be from the same state?
Yes. The government-issued ID must show you reside in the same state issuing the valid qualifying credential for medical cannabis.
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Who is a qualifying out-of-state caregiver?
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Who is a qualifying out-of-state patient?
A person who is a resident of another state and holds a valid qualifying out-of-state credential from that state that allows them to use medical cannabis in such state.
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Who can purchase medical cannabis in Connecticut?
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