49 CFR Part 382: Drug and alcohol testing
Browse motor-carrier drug and alcohol testing sources, random-testing questions and applicable testing categories.
Start with the controlling source
- 49 CFR Part 382 — Official regulation
- 49 CFR 382.103 — Applicability
- 49 CFR 382.305 — Random testing
- 49 CFR Part 40 — DOT testing procedures
Read the current section, its scope and exceptions, and applicable agency guidance. A citation identifies a rule; it does not establish that the rule applies to your operation.
Before you ask
- Identify the driver and operation whose applicability you are checking.
- Specify the testing category and calendar year of the question.
- Describe the policy or process without entering test results or personal records.
Questions and guides
Source-checked overviews are identified separately from generated guidance that still needs source review.
Source-checked overviewFMCSA minimum annual random testing rates for 202649 CFR 382.305Guidance · source review requiredWhat are the minimum annual random drug and alcohol testing rates under 49 CFR 382.305?§ 49 CFR 382.305Guidance · source review requiredWhat Clearinghouse queries are required under 49 CFR 382.701?§ 49 CFR 382.701Guidance · source review requiredWhat does 49 CFR 382.101 (Purpose) require?§ 49 CFR 382.101Guidance · source review requiredWhat does 49 CFR 382.103 (Applicability) require?§ 49 CFR 382.103Guidance · source review requiredWhat does 49 CFR 382.105 (Testing procedures) require?§ 49 CFR 382.105Guidance · source review requiredWhat does 49 CFR 382.107 (Definitions) require?§ 49 CFR 382.107Guidance · source review requiredWhat does 49 CFR 382.109 (Preemption of State and local laws) require?§ 49 CFR 382.109
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