Cannabis and hemp law in New Hampshire

Is recreational cannabis legal in New Hampshire?

Decriminalized. Not legal; possession of up to 3/4 oz is a violation punishable by a fine. The House passed legalization bill HB 186 on Jan. 7, 2026 (208-135); the Senate voted 15-9 to table it on March 5, 2026.

Is medical cannabis legal in New Hampshire?

Legal. Therapeutic cannabis program since 2013; adults 21+ may qualify with any debilitating condition a provider certifies; limit of 2 oz per 10 days. A 2026 law lets treatment centers grow in greenhouses.

What can medical patients buy in New Hampshire?

Patients can buy flower, edibles, vapes, concentrates, tinctures, oils and topicals at state-registered treatment centers, up to 2 oz every 10 days; smoking or vaping is allowed only on private property with permission, not in public. Limits: No THC potency caps found in RSA 126-X or the He-C 402 sections reviewed. Purchase limit: 2 oz of usable cannabis per 10-day period.

What are the rules for hemp products in New Hampshire?

SB 624, signed July 2, 2026, takes effect Jan. 1, 2027: it counts THCA toward hemp's 0.3% THC limit, prohibits products above it, and bars sales of hemp THC products to people under 21.

Is delta-8 THC legal in New Hampshire?

Restricted. Since Oct. 2023, state hemp law has not authorized sale of hemp-derived products over 0.3% THC by dry weight in any form, including delta-8; SB 624 expressly prohibits such products starting Jan. 1, 2027.

What happens if you break the law in New Hampshire?

First-offense possession up to 3/4 oz is a $100 civil violation; above that is a criminal misdemeanor.

Is cannabis or hemp law changing in New Hampshire?

In danger. SB 624, effective Jan. 1, 2027, adds THCA to hemp's 0.3% THC limit, prohibits hemp-derived products above it, and bars sales of any hemp THC product to people under 21.

In danger on this tracker: In a state where recreational cannabis is not legal, an enacted law, court ruling or enforcement action is removing THC products adults can legally buy today.

Sources

1. gc.nh.gov/rsa/html/XXX/318-B/318-B-2-c.htm
2. gc.nh.gov/rsa/html/XL/439-A/439-A-mrg.htm
3. gc.nh.gov/bill_status/legacy/bs2016/billText.aspx?sy=2026&id=1418&txtFormat=html
4. gc.nh.gov/bill_status/legacy/bs2016/bill_docket.aspx?lsr=168&sy=2026&txtsessionyear=2026&txtbillnumber=HB186
5. gc.nh.gov/bill_status/billinfo.aspx?id=1443
6. gc.nh.gov/rsa/html/X/126-X/126-X-8.htm
7. gc.nh.gov/rsa/html/X/126-X/126-X-3.htm
8. www.law.cornell.edu/regulations/new-hampshire/N-H-Admin-Code-SS-He-C-402.03
9. www.hoodieanalytics.com/cannabis_markets/new-hampshire/vapes/best-selling-vapes
10. www.hoodieanalytics.com/cannabis_markets/new-hampshire/edibles/best-selling-edibles