Steady As

Subpart C Lights and Shapes

Inland Navigation Rules

  • § 83.20 Application (Rule 20)
  • § 83.21 Definitions (Rule 21)
  • § 83.22 Visibility of lights (Rule 22)
  • § 83.23 Power-driven vessels underway (Rule 23)
  • § 83.24 Towing and pushing (Rule 24)
  • § 83.25 Sailing vessels underway and vessels under oars (Rule 25)
  • § 83.26 Fishing vessels (Rule 26)
  • § 83.27 Vessels not under command or restricted in their ability to maneuver (Rule 27)
  • § 83.28 [Reserved] (Rule 28)
  • § 83.29 Pilot vessels (Rule 29)
  • § 83.30 Vessels anchored, aground and moored barges (Rule 30)
  • § 83.31 Seaplanes (Rule 31)

US Inland Navigation Rules current as of 22 October 2026. Official text: ecfr.gov.

A work of the US government, in the public domain. Reproduced from the eCFR (ecfr.gov), 33 CFR parts 83 to 88.