10 – 34. Administration Requests for authority to release additional information will be directed to Headquarters, Department of the Army (SAPA – PCD), 1500 Pentagon, Washington, DC 20310 – 1500. Chapter 11 Drug Testing Laboratory Operations 11 – 1. General The mission of the US. Army FTDTL is to deter drug abuse by forensically identifying drugs of abuse in DoD personnel, to assist commanders, MREs, and military lawyers in interpreting laboratory results, and to provide litigation and expert witness support for all adverse actions. The FTDTLs detect drug use by measuring the parent drug or drug metabolite concentration in Soldiers and DA Civilians urine. Each specimen will be tracked under a strict chain of custody procedure. The FTDTLs will only report as positive those specimens that meet or exceed the levels established by DoD or DHHS. FTDTLs will adhere to the operating guidance in DoDI 1010.01, 1010.16, and applicable Substance Abuse and Mental Health Services Administration (SAMHSA) regulations, and this regulation. On average, results should be reported within the following timeline (1) Negative military results in 4 working days (2) Positive military results in 6 working days (3) Negative civilian results in 1 working day (4) Positive civilian results in 3 working days.