How to verify a licensed cannabis dispensary in Thailand

Why checking matters in 2026

Thailand's cannabis rules have moved fast, and always in one direction: tighter. Cannabis flower is a controlled herb under Thai law, and since 26 June 2025 it may be dispensed only against a practitioner's prescription on form PT33, in person, to adults aged 20 and over. In 2026 a second ministerial regulation raised the bar again: dispensaries are expected to operate closer to a medical facility standard, with trained staff on duty, and Thailand's health ministry has said the roughly 12,000 shop licenses issued under the older rules will expire in waves through 2028, with renewals held to the stricter standard.

Enforcement has hardened too. Guidance published by the regulator, the Department of Thai Traditional and Alternative Medicine, in June 2026 provides for license suspension when a shop breaks the controlled-herb rules, and immediate revocation for repeat offenses. The practical effect for a visitor is simple: a shop that appears in an older blog list, even one from 2025, is not guaranteed to be licensed today, and unlicensed sellers have not disappeared. Checking takes two minutes, and this guide shows you what to look for.

What the license actually is

Thailand regulates cannabis flower as a controlled herb under its traditional medicine law, not as an ordinary retail product. Selling it requires a specific license issued under the rules of the Department of Thai Traditional and Alternative Medicine, through the department or the provincial public health office, and that license is separate from normal company registration. The certificate names the licensee and the premises, and it carries a license number and an expiry date, which is why asking to see it is such an effective check.

As of July 2026 there is no simple official English-language lookup tool where visitors can search a shop's license online, so the on-site checks above do the real work. Transparency is the best proxy: a legitimate dispensary will tell you its license number without hesitation. We publish ours, license no. 1036700128, held by The Weed Shop BKK Co., Ltd. (registered company no. 0105567010736), in the footer of every page of this site.

Red flags: walk away if you see these

Some warning signs are reliable enough to act on immediately. Offers of delivery to your hotel or an online ordering flow mean the seller is ignoring the controlled-herb rules, because Thai law prohibits both. No license number anywhere, and staff who dodge the question when asked, is another. So is dispensing with no interest in your age or your prescription, and so are street touts steering you toward a particular shop. None of these guarantee the flower itself is what the seller claims, and all of them put you next to an illegal transaction in a country that now enforces its cannabis rules with fines, license revocations, and criminal penalties.

The safest pattern as a visitor is boring and effective: choose a fixed, licensed premises, expect the ID and prescription steps, and treat any shortcut as the warning it is. Our guides to Thailand's cannabis rules for visitors and getting a PT33 prescription in Bangkok cover the rest of the picture.

Official sources

The rules described in this guide are based on these primary references:

Practices and prohibitions under the Controlled Herb (Cannabis) Announcement B.E. 2568 (2025), official guidance published by Thailand's Government Public Relations Department (in Thai). The announcement was published in the Royal Gazette on 25 June 2025 and has been in force since 26 June 2025.

Division of Medical Cannabis, Department of Thai Traditional and Alternative Medicine, the regulator's official portal for current rules, licensing, and announcements (in Thai).

Department of Thai Traditional and Alternative Medicine enforcement guidance on penalties for cannabis shops violating the Controlled Herb (Cannabis) Announcement, published by the regulator on 24 June 2026 (in Thai): repeat violations lead to immediate license revocation.