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Certified Laboratory List
A laboratory/IITF that is interested in becoming HHS-certified and performing regulated drug testing under the NLCP is required to submit an application. For information concerning the NLCP application process please contact the National Laboratory Certification Program (NLCP) at (919) 541-7242 or email NLCP@rti.org.
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Find HHS-certified laboratories who may conduct drug testing for federal agencies and specific federally regulated industries.
- September 2024 List of Certified Laboratories and IITFs (PDF | 194 KB)
- September 2024 Certified Lab Listing by State (PDF | 163 KB)
- August 2024 List of Certified Laboratories and IITFs (PDF | 224 KB)
- August 2024 Certified Lab Listing by State (PDF | 177 KB)
- July 2024 List of Certified Laboratories and IITFs (PDF | 190 KB)
- July 2024 Certified Lab Listing by State (PDF | 109 KB)
- June 2024 List of Certified Laboratories and IITFs (PDF | 209 KB)
- June 2024 Certified Lab Listing by State (PDF | 160 KB)
- May 2024 List of Certified Laboratories and IITFs (PDF | 178 KB)
- May 2024 Certified Lab Listing by State (PDF | 160 KB)
- April 2024 List of Certified Laboratories and IITFs (PDF | 178 KB)
- April 2024 Certified Lab Listing by State (PDF | 160 KB)
- March 2024 List of Certified Laboratories and IITFs (PDF | 180 KB)
- March 2024 Certified Lab Listing by State (PDF | 153 KB)
- February 2024 List of Certified Laboratories and IITFs (PDF | 182 KB)
- February 2024 Certified Lab Listing by State (PDF | 116 KB)
- January 2024 List of Certified Laboratories and IITFs (PDF | 180 KB)
- January 2024 Certified Lab Listing by State (PDF | 124 KB)
- December 2023 List of Certified Laboratories and IITFs (PDF | 189 KB)
- December 2023 Certified Lab Listing by State (PDF | 117 KB)
- November 2023 List of Certified Laboratories and IITFs (PDF | 183 KB)
- November 2023 Certified Lab Listing by State (PDF | 116 KB)
- October 2023 List of Certified Laboratories and IITFs (PDF | 200 KB)
- October 2023 Certified Lab Listing by State (PDF | 116 KB)
- September 2023 List of Certified Laboratories and IITFs (PDF | 194 KB)
- September 2023 Certified Lab Listing by State (PDF | 116 KB)
- August 2023 List of Certified Laboratories and IITFs (PDF | 196 KB)
- August 2023 Certified Lab Listing by State (PDF | 116 KB)
- July 2023 List of Certified Laboratories and IITFs (PDF | 175 KB)
- July 2023 Certified Lab Listing by State (PDF | 116 KB)
- June 2023 List of Certified Laboratories and IITFs (PDF | 176 KB)
- June 2023 Certified Lab Listing by State (PDF | 155 KB)
- May 2023 List of Certified Laboratories and IITFs (PDF | 175 KB)
- May 2023 Certified Lab Listing by State (PDF | 116 KB)
- April 2023 List of Certified Laboratories and IITFs (PDF | 175 KB)
- April 2023 Certified Lab Listing by State (PDF | 112 KB)
- March 2023 List of Certified Laboratories and IITFs (PDF | 175 KB)
- March 2023 Certified Lab Listing by State (PDF | 153 KB)
- February 2023 List of Certified Laboratories and IITFs (PDF | 180 KB)
- February 2023 Certified Lab Listing by State (PDF | 153 KB)
- January 2023 List of Certified Laboratories and IITFs (PDF | 210 KB)
- January 2023 Certified Lab Listing by State (PDF | 164 KB)
- December 2022 List of Certified Laboratories and IITFs (PDF | 210 KB)
- December 2022 Certified Lab Listing by State (PDF | 157 KB)
- November 2022 List of Certified Laboratories and IITFs (PDF | 200 KB)
- November 2022 Certified Lab Listing by State (PDF | 152 KB)
- October 2022 List of Certified Laboratories and IITFs (PDF | 196 KB)
- October 2022 Certified Lab Listing by State (PDF | 112 KB)
Last Updated
Last Updated: 07/23/2024