Is THCA Legal in Indiana? State Law and the December 11 Federal Change
Is THCA legal in Indiana? THCA flower is not. Indiana law defines hemp bud and hemp flower as “smokable hemp” and makes dealing in or possessing it a Class A misdemeanor. The definition counts THC “precursors,” and THCA is the precursor to delta-9 THC.
Other hemp products sit in a gray area. Indiana’s 2026 attempt to ban intoxicating hemp died in February, so there is still no state age limit or licensing system. The federal hemp definition then tightens on December 11, 2026. For other states, see our 50-state THCA guide.
Status as of October 12, 2026: Smokable hemp, including hemp bud and flower, is prohibited under IC 35-48-4-10.1 (dealing in smokable hemp, a Class A misdemeanor). SB 250, the 2026 hemp ban bill, died without a House vote. Federal total THC limits under Pub. L. 119-37, Section 781, take effect December 11, 2026.
Is THCA legal in Indiana right now?
Not as flower. Indiana Code 35-48-4-10.1 makes it a Class A misdemeanor to manufacture, deliver or possess smokable hemp, and IC 35-48-1-26.6 lists hemp bud and hemp flower as smokable hemp. Non-smokable products have no state licensing or age rules, but state officials have taken a hard line on intoxicating hemp.
The smokable hemp definition covers products with no more than 0.3% delta-9 THC “including precursors and derivatives of THC.” In other words, even flower that would pass the old delta-9 test is still smokable hemp under Indiana law.
What Indiana law says about hemp and THCA
Indiana’s smokable hemp ban came from Senate Enrolled Act 516 in 2019 and was amended in 2020. Three parts of the Indiana Code do most of the work:
- IC 35-48-1-26.6 defines smokable hemp as a product in a form that allows THC to be introduced by inhaling smoke, including hemp bud and hemp flower.
- IC 35-48-4-10.1 makes dealing in smokable hemp a Class A misdemeanor, with an exception for shipments in continuous transit through Indiana between licensed businesses.
- IC 35-48-1-17.5 defines “low THC hemp extract” as containing no more than 0.3% total delta-9 THC, including precursors, by weight. It excludes the harvested flower of the female hemp plant and smokable hemp.
The ban was challenged in federal court. In 2020 the Seventh Circuit vacated a preliminary injunction against it as too broad, leaving room only for narrower relief tied to interstate transit.
The attorney general’s position
Indiana Attorney General Todd Rokita issued an official opinion in January 2023 concluding that delta-8 THC is a Schedule I controlled substance under Indiana law and is not covered by the hemp exceptions. In August 2026 he co-led a bipartisan letter from state attorneys general urging Congress not to delay the new federal hemp definition.
Is THCA banned in Indiana now? The 2026 bill
No new ban passed in 2026. Senate Bill 250, sponsored by Sen. Aaron Freeman, would have banned intoxicating and synthetic hemp products to mirror the federal change. It passed the Senate but was never called for a House vote before the February 2026 deadline.
The Indiana Capital Chronicle reported on February 24, 2026, that the bill died when the House did not take it up.
The hemp language was then lined up for a conference report on Senate Bill 144 but was left out of the final report on February 27, 2026. Indiana will go another year without a 21-plus age limit for these products.
What changes on December 11, 2026 under the federal hemp definition?
From December 11, 2026, federal hemp is limited to 0.3% total THC, including THCA, on a dry weight basis. Final hemp-derived products are limited to 0.4 mg of total THC per container. Products that exceed either limit are no longer hemp under federal law.
This comes from Section 781 of Division B of Pub. L. 119-37, signed November 12, 2025, with an original date of November 12, 2026. H.R. 6500, signed September 2, 2026, moved most provisions to December 11, 2026.
Cannabinoids made outside the plant, or ones the plant cannot naturally produce, lose hemp status on November 12, 2026. Axios Indianapolis reported in September 2026 that federal action, not state law, is now the main pressure on Indiana’s hemp market.
| Product type | Indiana law today | Federal law from December 11, 2026 |
|---|---|---|
| THCA flower (hemp bud or flower) | Smokable hemp; Class A misdemeanor | Not hemp if over 0.3% total THC |
| Delta-8 and converted products | Schedule I in the AG’s 2023 view | Not hemp if synthesized outside the plant (from November 12, 2026) |
| Edibles and other non-smokable products | No state licensing or age limit | Capped at 0.4 mg total THC per container |
| How THC is counted | Delta-9 THC including precursors | Total THC including THCA |
How total THC is counted (THCA x 0.877 plus delta-9)
Total THC equals THCA times 0.877, plus delta-9 THC. The 0.877 factor reflects the weight THCA loses when it is heated and becomes delta-9 THC. USDA’s hemp rule at 7 CFR 990.1 uses this formula when labs do not decarboxylate samples.
Example: a lab result of 25% THCA and 0.15% delta-9 THC gives a total THC of (25 x 0.877) + 0.15, about 22.08%. Indiana already counts precursors, so this approach is not new to state law. Federal law adopts it nationwide in December.
See THCA vs THC flower for how the two compounds relate.
Can THCA be shipped to Indiana?
Not as flower. IC 35-48-4-10.1 makes delivering smokable hemp an offense. Its only shipping exception covers smokable hemp from a licensed producer in another state that is in continuous transit through Indiana to a licensed handler. Delivery to an Indiana consumer is not covered.
From December 11, 2026, federal limits also apply to non-flower products. USPS Publication 52 permits mailing hemp only when the mailer complies with all federal, state and local laws. For inhalable formats, see are THCA carts legal to buy online.
What happens to products bought before the change?
Neither Indiana’s smokable hemp statute nor Section 781 has a grace period for earlier purchases. Indiana’s ban has applied since 2019. The federal definition applies to products as they exist on and after December 11, 2026, regardless of purchase date. Ask an Indiana attorney about specific inventory.
Where to check for updates
- The Indiana General Assembly (iga.in.gov) for 2027 session bills. SB 250’s House sponsor said he hopes to try again.
- The Indiana Capital Chronicle for legislative coverage.
- Congress.gov for any federal bill changing the December 11, 2026 date, such as H.R. 7024, which has not advanced.
Frequently Asked Questions
Which states have banned THCA?
Several states restrict THCA flower or smokable hemp, including Indiana and Alabama, and the list changes often. From December 11, 2026, the federal total THC rule applies in all states.
Can you get THCA shipped to Indiana?
THCA flower cannot be legally delivered to Indiana consumers, because delivery of smokable hemp is a Class A misdemeanor. The statute’s transit exception applies only between licensed producers and handlers.
Is THCA becoming illegal again?
At the federal level, yes for most products. From December 11, 2026, THCA counts toward the 0.3% total THC limit and finished products are capped at 0.4 mg per container. Congress could still change the date.
Will THCA cause a positive drug test?
Standard urine screens target a THC metabolite, not a product label. Federal workplace rules at 49 CFR 40.85 use a 50 ng/mL initial cutoff. Read does THCA stay in your system.
Indiana bans THCA flower already, and the federal change will reach most remaining products in December. Confirm current status before acting. This article is general information, not legal advice.
Sources
- IC 35-48-4-10.1, Dealing in Smokable Hemp, Indiana Code via Justia
- IC 35-48-1-26.6, Smokable Hemp definition, Indiana Code via Justia
- IC 35-48-1-17.5, Low THC Hemp Extract definition, Indiana Code via Justia
- Indiana hemp drug ban, early voting restrictions die at deadline, Indiana Capital Chronicle, February 24, 2026
- Last day of the 2026 legislative session, Indiana Capital Chronicle, February 27, 2026
- Public Law 119-37, Division B, Section 781, GovInfo
- Congressional Bill H.R. 6500 Signed into Law, The White House, September 2, 2026
- 7 CFR 990.1, Definitions (Total THC), eCFR
- Indiana hemp industry gets a little breathing room, Axios Indianapolis, September 17, 2026
- Delta-8 in dispute: following attorney general’s guidance, industry files suit, Indiana Capital Chronicle, August 29, 2023
- Indiana Smokable Hemp Ban is Upheld (For Now), Harris Sliwoski
- USPS Publication 52, Section 453.37 Hemp-Based Products
