The NSSC Drug Testing Team administers the NASA Drug Testing Program for applicants selected for or working in a Testing Designated Position (TDP) for all pre-employment, random, voluntary, post-accident or unsafe practice, reasonable suspicion, and follow-up testing. Tests are conducted for NASA employees in TDPs that work at Centers and Satellite locations.
Executive Order 12564-Drug-free Federal Workplace
Mandatory Guidelines for Federal Workplace Drug Testing Programs
U.S. Department of Health and Human Services – Substance Abuse and Mental Health Services Aministration (SAMHSA) Webpage