DEA Cheat Sheet 2026

The 30 highest-yield DEA facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which route of drug administration produces the fastest onset of effects and highest peak plasma concentration? → Intravenous injection
2. Under the Controlled Substances Act, which agency has the authority to initiate scheduling proceedings for a new substance? → The DEA, the FDA, or any interested party via petition
3. Under the DEA's diversion control framework, which entity is primarily responsible for detecting and reporting suspicious orders of controlled substances? → DEA-registered distributors
4. Which DEA form is used to document the initial establishment and opening of a Confidential Source file? → DEA-512
5. Under Federal Rule of Evidence 615, a DEA agent who is designated as the government's case agent is generally: → Permitted to remain in the courtroom throughout trial as the government's representative
6. The DEA's 'need to know' principle as applied to CS identities means that within a DEA field division, the CS's true identity should be: → Restricted to the handler, co-handler, and supervisory chain on a documented basis
7. Under the Comprehensive Crime Control Act of 1984, which type of forfeiture allows the government to seize property before a criminal conviction? → Civil asset forfeiture
8. Which federal agencies often work with the DEA? → FBI, HHS, and local police
9. A court orders the destruction of a drug exhibit after all appeals are exhausted. Which DEA form documents the official destruction of controlled substances? → DEA Form 41
10. Under the Controlled Substances Act, what must accompany a Schedule I or II controlled substance sample submitted for DEA laboratory analysis? → A completed DEA Form 7 and a chain of custody record
11. Under 18 U.S.C. § 3122, what legal standard must law enforcement certify to obtain a pen/trap order? → Relevant and material to an ongoing investigation
12. Which of the following is NOT a characteristic of a legitimate pain management practice, according to DEA diversion guidance? → Requiring cash payment only and refusing insurance
13. When a state task force officer working under DEA authority is injured in the line of duty, which compensation system typically applies? → Federal Employee Compensation Act (FECA) through the Department of Labor
14. When packaging wet or damp biological evidence such as blood-stained clothing, which container type should be used to prevent mold and degradation? → Paper bag or breathable container
15. The Analog Act (21 U.S.C. § 813) treats a chemical analog of a Schedule I or II substance as a Schedule I substance when intended for what purpose? → Human consumption
16. In the context of diversion investigations, what does the term 'script mills' refer to? → Practitioners who issue fraudulent or medically unjustified prescriptions en masse
17. The DEA's Organized Crime Drug Enforcement Task Forces (OCDETF) program primarily targets which aspect of major drug trafficking organizations? → The command-and-control leadership structure of major DTOs
18. A DEA professional encounters an unfamiliar situation while performing electronic surveillance warrants duties. What is the most appropriate first action? → Consult relevant standards, guidelines, or a qualified supervisor before proceeding
19. Which of the following best describes the DEA's 'readily retrievable' standard for controlled substance records? → Records must be producible within 2 business days upon DEA request
20. How often should controlled substance inventories be conducted? → Every two years
21. What must be included in records for controlled substances? → Drug name, quantity, dates, and handler
22. Which of the following best describes 'consciousness of guilt' evidence that a DEA agent may testify about? → Evidence of a defendant's flight, false statements, or attempts to destroy evidence
23. What is the benefit of internal audits? → To identify compliance issues proactively
24. When a DEA registrant goes out of business, which form must be filed to surrender any remaining controlled substances? → DEA Form 41
25. A Schedule II controlled substance prescription may NOT be refilled. What is the regulatory basis for this restriction? → 21 CFR 1306.12, which prohibits refills of Schedule II prescriptions
26. Which analytical product most effectively depicts the hierarchy, roles, and personnel relationships within a drug trafficking organization? → Organizational chart (org chart)
27. During a drug prosecution, the defense argues chain of custody was broken because one evidence transfer had no signature. What is the likely legal consequence? → The gap goes to weight rather than admissibility, but may affect credibility
28. What agency oversees the judicial process for DEA cases? → DOJ
29. What is the primary mechanism by which methamphetamine produces its stimulant effects? → Causing massive release of dopamine, norepinephrine, and serotonin while blocking reuptake
30. What should be done when discrepancies in drug counts are found? → Investigate, document, and report if needed