- Under two years in a rear-facing car seat with harness
- 2-4 years in a rear-facing or forward-facing car seat with harness
- 4-10 years and under 4’9” in a child passenger restraint system with harness or booster seat
- 4-10 years and over 4’9 in booster seat with lap and shoulder seat belt
State:
Hawaii
Law Type: