Idaho boating laws
What you need before you launch in Idaho: boater education, age limits, life jackets, safety gear and registration.
Boater education
No boater education course is required. Official course info
Who can drive a boat
No state minimum operator age was found in the handbook.
Life jackets
Children 14 and under must wear a life jacket on vessels 19 ft or less when underway.
Required safety gear
Federal U.S. Coast Guard minimums apply:
- A wearable life jacket for each person aboard, plus a throwable cushion or ring on boats 16 feet and longer
- A fire extinguisher on most motorboats with an enclosed engine or fuel tank
- A whistle or horn
- Navigation lights if you are out between sunset and sunrise or in poor visibility
- Visual distress signals (flares or a flag) on coastal waters and the Great Lakes
Registration
Motorized boats and all sailboats must be registered. Manually propelled boats are exempt.
Boating under the influence
It is illegal to operate a boat with a blood alcohol level of 0.08 (0.02 under 21) or higher.
Before you launch in Idaho
🧼 All boats must stop at open inspection stations, and out-of-state boats must be inspected before launching.
Links go to official Idaho agency pages.
Summary checked 2026-10-27. Rules change, so confirm with the official Idaho source before you go. This is not legal advice.