Final answer:
In Washington State, children 12 years of age and younger must wear a properly sized personal flotation device while on board a vessel less than 19 feet in length that is underway.
Step-by-step explanation:
In Washington State, a key safety regulation for boating dictates that children ages 12 and under must wear a properly sized personal flotation device when aboard a vessel less than 19 feet in length that is underway. The purpose of this law is to enhance safety and prevent drownings, as young children are particularly at risk around water. It is essential that the life jackets fit correctly and are used at all times by children in the specified age group to ensure their safety on the water.
In Washington State, children 13 years of age and younger must wear a properly sized personal flotation device when onboard a vessel less than 19 feet in length and underway. This is to ensure their safety while on the water and reduce the risk of drowning.