Any laboratory testing hemp for THC concentration under the U.S. Domestic Hemp Production Program must be registered with the Drug Enforcement Administration (DEA) to handle controlled substances by December 31, 2025. The directory below summarizes hemp testing laboratories who are registered with the DEA. This directory is provided for informational purposes only and should not be considered an endorsement or recommendation.
Licensed hemp producers should first verify with their licensing body (State or Tribe) where their hemp may be tested. If you are a DEA registered hemp testing laboratory and would like to be added to this directory, please send a message to farmbill.hemp@usda.gov.
| Lab Name | City | State |
|---|---|---|
| Clearwater Biotech, LLC | Greenville | South Carolina |
| Contract Pharmacal Corp | Hauppauge | New York |
| Custom Analytics | Dalzell | South Carolina |
| Delta 9 Analytical | Raleigh | North Carolina |
| Drug Detection Laboratory | Sacramento | California |
| ElSohly Laboratories, Inc. | Oxford | Mississippi |
| Eurofins QTA, Inc. | West Chester | Ohio |
| G7 Lab LLC | Littleton | Massachusetts |
| GAAS Analytical (GAAS Corporation) | Tucson | Arizona |
| Great Lakes Labs | Valparaiso | Indiana |
| Green Wave Analytical | San Diego | California |
| Harrens Lab | Hayward | California |
| Harrens Lab, Inc. | Hayward | California |
| IndigoBridge Laboratory | West Lafayette | Indiana |
| Institute for Environmental Health, Inc. dba IEH Analytical Laboratories | Seattle | Washington |
| Ionization Labs | Austin | Texas |
| Kansas State University - Olathe | Olathe | Kansas |
| KCA Laboratories | Nicholasville | Kentucky |
| Kennebec Analytical Services, LLC | Lincoln | Nebraska |
| KVK Tech, Inc. | Newtown | Pennsylvania |