CFR > Title 49 > Subtitle B > Chapter VI > Part 655 > Subpart D CFR > Title 49 > Subtitle B > Chapter VI > Part 655 > Subpart D – Prohibited Alcohol Use Current as of: 2024 | Check for updates | Other versions § 655.31 Alcohol testing § 655.32 On duty use § 655.33 Pre-duty use § 655.34 Use following an accident § 655.35 Other alcohol-related conduct