Delta-9 THC
Pronounced / DEL·tuh nyn tee·aych·SEE /
The main intoxicating cannabinoid in cannabis; what most people mean by 'THC'.
Example in a sentence
“Hemp laws have long set limits based on delta-9 THC content.”
Also called Δ9-THC, delta 9, D9
The main intoxicating cannabinoid in cannabis; what most people mean by ‘THC’.
Read more about Delta-9 THC
Business
Congress closes the 2018 Farm Bill hemp loophole, capping hemp products at 0.4 mg total THC per container
Signed into law on November 12, 2025 as part of the FY2026 federal spending package, Congress rewrote the federal definition of hemp…
Adult-Use Legalization
Delaware becomes the 22nd state to legalize recreational cannabis as HB 1 and HB 2 become law without the governor’s signature
On April 23, 2023, Delaware Governor John Carney allowed House Bills 1 and 2 to become law without his signature after lawmakers…
Adult-Use Legalization
Maryland voters overwhelmingly approve Question 4 (67.20% Yes) to legalize adult-use cannabis
Passing with 67.20% of the vote on November 8, 2022—the highest percentage ever recorded for a statewide adult-use cannabis ballot measure—Maryland Question…
Federal Law
The 2018 U.S. Farm Bill removes hemp and hemp-derived CBD from the Controlled Substances Act
Signed into law on December 20, 2018 after overwhelming bipartisan votes in Congress, the Agriculture Improvement Act of 2018 federally descheduled cannabis…