International COLREGs Study Companion
International COLREGs, lights, shapes, sound signals, and mixed decisions with national boundaries explicit.
Compass Global is independent and is not affiliated with or endorsed by IMO, IHO, IALA, World Sailing, or any national authority. It does not award certification.
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Study international collision rules, the current Racing Rules of Sailing, and modern electronic navigation without blurring national law, local prescriptions, or practical competence.
Study collection
International COLREGs, lights, shapes, sound signals, and mixed decisions with national boundaries explicit.
Independent 2025–2028 racing-rules study with animated scenario practice and edition tracking.
Sensor, ENC, route, AIS, alarm, cross-check, and degraded-system practice using fictional displays.
Global Skills Bundle
Worldwide COLREGs, Racing Rules 2025–2028, and Electronic Navigation study companions.
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Original 2025–2028 encounter and mark-room decisions.
Check whether sensors, datums, routes, alarms, and cross-checks are ready for deeper study.
Use the existing canonical vessel-lights and day-shapes practice.
Independent and source-reviewed
International principles are reviewed against current primary sources. National law, prescriptions, sailing instructions, equipment requirements, and local notices must be checked separately. Compass Global is independent and is not affiliated with or endorsed by IMO, IHO, IALA, World Sailing, or any national authority. It does not award certification.