Under Alaskan law, seat belts are required to be used:

Every person in a motor vehicle is required by law to use a safety belt, including the driver. The driver is responsible for the use of safety belts by all passengers under the age of 16.

• Only by children under the age of 16.
• Only by a person riding in the front seat of a vehicle.
• By everyone in a moving vehicle at all times.
• Only when traveling at speeds above 50 mph.