Which States Accept Out-of-State Medical Marijuana Cards?

Traveling as a medical cannabis patient can be confusing. Each state sets its own rules for who can buy, possess, and carry medical products—and those rules change. Below is a simple, traveler-friendly guide to medical marijuana reciprocity in 2025, with clear examples and links to official programs. Always double-check a state’s website before you go; policies and portals are updated frequently.

Ways Out-of-State Visitors Can Get Medical Cannabis

Out-of-state patients typically have three pathways:

Full reciprocity (purchase allowed) 

What it means: The host state honors your out-of-state medical card and lets you buy medical products—often after a quick visitor application.

Good for: Patients who want medical pricing, higher limits, or access to medical-only products.

Simple examples:

• Arizona: “Visiting qualifying patient” pathway for short stays.
• Hawaiʻi: 60-day Out-of-State (OSP) card you apply for online before you fly.
• Oklahoma: 30-day temporary patient license for visitors.
• New Mexico, New Jersey, Washington, D.C., and Nevada: Visitor/reciprocity enrollment or direct recognition of out-of-state cards.

Adult-use fallback (no medical reciprocity needed)

What it means: If the state has adult-use (recreational) sales, anyone 21+ with valid ID can buy—even without a medical card.

Trade-offs: You may pay higher taxes, face lower purchase limits, or miss medical-only products.

Simple examples:

• California, Colorado, Illinois, Michigan, Nevada: Non-residents 21+ can purchase at licensed retailers with a standard ID. 

Possession-only models

What it means: Some places historically allowed visiting patients to possess medical cannabis but not purchase it locally.

Status note: Several states have expanded access (or now have adult-use); always check current rules.

Simple example:

• New Hampshire (historically): Visitors could possess limited amounts with a qualifying diagnosis that matched NH rules; purchasing options have evolved—verify the latest guidance before you go. 

Travel reminder: Reciprocity doesn’t legalize interstate transport—don’t carry cannabis across state lines, and follow local open-container and impaired-driving laws.

What is Medical Marijuana Reciprocity?

Medical cannabis reciprocity means a state will honor a valid medical cannabis registration from another U.S. state/territory, often with conditions (proof of diagnosis that matches local criteria, temporary registration, or a defined visit window). It does not legalize interstate transport—crossing state lines with cannabis remains federally illegal.

READ: Medical Marijuana Card in 2025: State-by-State Updates & Laws

Medical Card Reciprocity States (Examples & How They Work)

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Tip: Many programs require you to apply before you travel (Hawaiʻi, Oklahoma, New Jersey, D.C.). Start early so you have approval in hand on arrival.

States and U.S. Territories That Don’t Allow Reciprocity

Some medical programs won’t sell to visiting patients—or they limit access to very specific situations (e.g., terminal-illness exceptions or possession-only rules). If you’re traveling to a non-reciprocity jurisdiction, you still have options:

• Check for adult-use sales. Many non-reciprocity states now allow 21+ purchases without a medical card (you’ll pay standard adult-use taxes and follow adult-use limits).
• Look for “visitor” or “temporary” mechanisms. A handful of non-reciprocity states have added short-term visitor approvals or clinic-based confirmations that function like reciprocity.
• Confirm possession and transport rules. Even if you can’t buy, some places allow limited possession by visiting patients; others do not.
• Verify before you go. Non-reciprocity lists change. Search the state health department or cannabis control site for “reciprocity,” “visiting patient,” or “temporary card.”
• Mind the map inside the map. Local counties/municipalities can restrict retail, delivery, or on-site consumption even when the state program allows it. 

Travel cautions everywhere: Never cross state lines with cannabis; avoid federal property (national parks, military bases, federal buildings); keep products sealed and out of reach in vehicles.

States With Adult-Use Recreational Cannabis Sales

If your destination has adult-use (recreational) sales, you can usually purchase as a non-resident age 21+ with a government ID—no medical reciprocity needed. Still, a medical card can be useful:

• Why keep your card? Medical channels often have lower taxes, higher purchase/possession limits, patient-only product lines, and staff trained for therapeutic use.
• Expect different limits. Adult-use purchase caps can be lower than medical caps, and potency/serving rules may be stricter for edibles and concentrates.
• Plan for timing. Adult-use shops can have longer lines on weekends/holidays; pre-order or arrive early.
• Follow local rules. Many adult-use states enforce open-container requirements (sealed, original packaging; stored in the trunk or a locked compartment) and no public consumption.
• Delivery & lounges vary. Some states permit delivery or consumption lounges; others leave it to local governments—always check the city/county level. 

Quick prep checklist for adult-use trips:

1. Valid 21+ ID
2. Know purchase caps
3. Keep products sealed and out of reach when driving
4. Confirm where you can legally consume (private property vs. lounges)
5. Never fly or cross borders with cannabis.

Final travel checklist

• Check the state site and apply for any visitor card (where required) before you travel.
• Know possession limits, where you can consume, and impaired-driving rules.
• Keep products sealed and stored out of reach when driving; never carry across state lines.
• Save proof of your home-state registration and any visitor approval on your phone.

If you want help lining up a reciprocity-friendly visit (e.g., Hawaiʻi OSP, NJ 6-month MCP, OK temporary license), Veriheal can walk you through the steps and timelines so you’re approved before wheels-up.

Frequently Asked Questions

Can I Use My Medical Marijuana Card Anywhere in the US?

No. You can only purchase as a visiting patient in states that explicitly offer reciprocity (often with visitor registration). In many other places, adult-use sales to 21+ are the fallback.

Is Medical Marijuana Allowed in All 50 States?

No. Most states have medical programs, but rules differ—and a few only allow low-THC/high-CBD products. Always check the current program details where you’re going.

Can I Fly in the US With Medical Marijuana?

Cannabis remains illegal federally. TSA focuses on aviation safety; if cannabis is discovered, they typically refer to local law enforcement. Flying with cannabis (even with a card) can create risks—especially if you cross state lines.

Does Airport Security Check for Marijuana?

TSA screening isn’t designed to look for cannabis, but if agents encounter it, they follow federal and local laws. Policies vary by airport and jurisdiction.

Can You Take Medical Marijuana Into the USA?

Bringing cannabis into the U.S. from another country is illegal, even if it’s lawful where you’re coming from.

Does Florida Allow Out-of-State Medical Marijuana?

Florida’s medical program has historically required Florida patient registration; it does not function as a broad reciprocity state. Adult-use sales are not currently available—confirm the latest rules before you visit.

Does California Allow Out-of-State Med Cards?

California does not run a classic reciprocity program for medical purchases, but adult-use is legal, so non-residents 21+ can buy at licensed retailers with a valid ID.