---
kind: "unit"
title: "33"
title_heading: "Navigation and Navigable Waters"
key: "chI/subchE/part84"
level: "part"
label: "Part 84"
heading: "Annex I: Positioning and Technical Details of Lights and Shapes"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/33/chI-subchE-part84"
sections_count: 14
---

# Part 84 — Annex I: Positioning and Technical Details of Lights and Shapes

Title 33 C.F.R. — Navigation and Navigable Waters › Chapter I — Coast Guard, Department of Homeland Security › Subchapter E — Inland Navigation Rules

## Sections

- [§84.01. Definitions.](/cfr/33/84.01.md)
- [§84.02. Vertical positioning and spacing of lights.](/cfr/33/84.02.md)
- [§84.03. Horizontal positioning and spacing of lights.](/cfr/33/84.03.md)
- [§84.04. Details of location of direction-indicating lights for fishing vessels, dredgers and vessels engaged in underwater operations.](/cfr/33/84.04.md)
- [§84.05. Screens.](/cfr/33/84.05.md)
- [§84.06. Shapes.](/cfr/33/84.06.md)
- [§84.13. Color specification of lights.](/cfr/33/84.13.md)
- [§84.14. Intensity of lights.](/cfr/33/84.14.md)
- [§84.15. Horizontal sectors.](/cfr/33/84.15.md)
- [§84.16. Vertical sectors.](/cfr/33/84.16.md)
- [§84.17. Intensity of non-electric lights.](/cfr/33/84.17.md)
- [§84.18. Maneuvering light.](/cfr/33/84.18.md)
- [§84.19. High-speed craft.](/cfr/33/84.19.md)
- [§84.20. Approval.](/cfr/33/84.20.md)