Child Restraint Required
Under 2 years – rear-facing child restraint
2 to 4 years – child restraint with harness (rear or forward-facing)
4 years and older – car or booster seat until 4’9”
Up to age 13 years – must ride in back seat when practical
Adult Safety Belt Permissible
4’9” or taller
Adult seat belt fits properly
40 lbs or over in seating position with only lap belt
State
Washington
Issue
Child Passenger Safety
Determinations
Child Restraint Required
Under 2 years – rear-facing child restraint
2 to 4 years – child restraint with harness (rear or forward-facing)
4 years and older – car or booster seat until 4’9”
Up to age 13 years – must ride in back seat when practical
Adult Safety Belt Permissible
4’9” or taller
Adult seat belt fits properly
40 lbs or over in seating position with only lap belt