Use primary sources whenever a drug-testing decision affects health, employment, legal rights, or athletic eligibility. This directory groups official resources by purpose. Always confirm effective dates and jurisdiction.
Federal workplace testing
- SAMHSA Drug-Free Workplace — federal workplace resources, laboratory and MRO materials.
- SAMHSA Drug Testing Resources — authorized panels, guidelines, and supporting documents.
- 49 CFR Part 40 — DOT-wide testing procedures.
- DOT Office of Drug and Alcohol Policy and Compliance — guidance and program links.
Medical and consumer testing
- MedlinePlus Drug Testing — patient-oriented overview.
- FDA Drugs of Abuse Tests — device regulation and test information.
- FDA Home-Use Drug Tests — limitations and consumer instructions.
- ASAM Drug Testing Guidance — addiction-medicine context.
Employment rights and safety
- EEOC: ADA Employer Responsibilities — disability-discrimination framework.
- U.S. Department of Labor — federal labor information; state agencies may control additional protections.
- Official state legislature, labor department, civil-rights agency, and court websites for state-specific rules.
Courts and forensic practice
- U.S. Courts: Probation and Pretrial Supervision
- NIST OSAC for Forensic Science — standards and registry resources.
Sports and anti-doping
- World Anti-Doping Agency — Code, International Standards, and Prohibited List.
- U.S. Anti-Doping Agency — U.S. athlete testing, TUE, medication, and supplement resources.
- Global DRO — medication-status search for participating jurisdictions.
- NCAA Drug Testing Program
How to verify a source
Check the issuing organization, effective date, geographic and program scope, document version, and whether it is binding or advisory. Save the document or reference number when a deadline or decision depends on it.
Related: Sourcing and Citations Policy and Tools and Resources.