FDA Issues Preliminary Guidance on "Parent-Plant" Genetic Testing

Date: April 1, 2026

Subject: Clarification on Statutory Enforcement of Section 781

The Food and Drug Administration (FDA), in coordination with the DEA, has released a preliminary guidance document regarding the transition of cannabis seeds from "Hemp" to "Schedule I" status. The primary focus of this briefing is the Parent-Plant THC Threshold.

1. The 0.3% Rule for Genetics

Under the new enforcement protocol, a seed's legal status is no longer determined by its own chemical composition. Instead, federal inspectors will require documentation (Certificate of Analysis) proving that the parent plant did not exceed 0.3% Delta-9 THC on a dry weight basis at the time of harvest.

2. The "Safe Harbor" Deadline

Stakeholders are reminded that the November 12, 2026 cutoff is a "Hard Cut." Any seeds in interstate transit after this date that originate from plants exceeding the 0.3% threshold will be classified as controlled substances. This effectively ends the "Hemp Loophole" used by high-THC seed banks over the last four years.

3. Action Required for Breeders

• Audit all current inventory for parent-plant compliance.
• Secure "Genetic Passports" for all cultivars intended for 2027 distribution.
• Consult the FindSeeds.net directory for certified low-THC industrial hemp genetics.

This briefing is part of the ongoing Dossier 781 compliance series. Further updates regarding state-by-state reciprocity are expected in May.