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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 49
Chapter A
Part 40
Subpart P - Subpart P—Confidentiality and Release of Information
§ 40.321 - What is the general confidentiality rule for drug and alcohol test information?
§ 40.323 - May program participants release drug or alcohol test information in connection with legal proceedings?
§ 40.325 - [Reserved]
§ 40.327 - When must the MRO report medical information gathered in the verification process?
§ 40.329 - What information must laboratories, MROs, and other service agents release to employees?
§ 40.331 - To what additional parties must employers and service agents release information?
§ 40.333 - What records must employers keep?
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