Skip to main content
IALA
COLREG
COLREG
IALA
Lights
Sounds
GMDSS
Language
EN
ES
CA
DE
FR
IT
PT
NL
EL
HR
PT-BR
Quick sprint
Sign in
Quiz — COLREG Rules
1/30
0✓
The Steering and Sailing Rules in Section II (Rules 11–18) apply:
A
In any condition of visibility, day or night
B
Only to vessels in sight of one another visually
C
Only in restricted visibility on the open sea
D
Only between sunset and sunrise outside ports