Yes, Delta-8 THC is legal in Washington state, provided it is derived from hemp containing no more than 0.3% delta-9 THC by dry weight. The Washington State Liquor and Cannabis Board (WSLCB) aligns with the 2018 Farm Bill, permitting hemp-derived cannabinoids as long as they comply with federal and state THC thresholds. However, products must not be marketed as intoxicating or sold to minors, per RCW 69.50.326. Local jurisdictions retain limited authority to impose additional restrictions, though none have enacted outright bans as of 2024.
Key Regulations for Delta 8 THC in Washington
- Hemp Source Requirement: Delta-8 must originate from hemp cultivated under Washington’s Industrial Hemp Program (Chapter 15.120 RCW) or a USDA-approved plan, with THC content verified via third-party testing.
- THC Concentration Limits: Products cannot exceed 0.3% delta-9 THC or total THC (delta-8 + delta-9) per unit, as enforced by WSLCB testing protocols for cannabis-infused products.
- Licensing and Sales: Retailers must hold a valid cannabis license (e.g., retailer, processor) if selling delta-8 in licensed dispensaries; unlicensed sales risk penalties under RCW 69.50.401.
Local Enforcement Nuances: While state law permits delta-8, some counties (e.g., Spokane) have signaled stricter enforcement post-2023, citing public health concerns. The WSLCB’s 2026 compliance framework may introduce mandatory potency labeling for hemp-derived cannabinoids, aligning with emerging FDA guidance. Businesses should monitor updates to WAC 314-55, which governs cannabis product standards.