Massachusetts Car Seat Laws

Massachusetts Car Seat Laws

  • Children under the age of eight (8) and less than fifty-seven inches (57”) in height must be secured with a child passenger restraint that is installed in accordance with the manufacturer’s instructions.
  • All children from the age of five (5) to seven (7) years or until they reach four feet (4’), nine inches (9”) in height, must be secured with a child passenger restraint.
  • All children ages eight (8) to twelve (12) must be secured with a safety belt when traveling in a motor vehicle.

Massachusetts Booster Seat Safety

    • Car accidents are the leading cause of death for children between the ages of four (4) and eight (8), a properly fitted booster seat can reduce injury rates by nearly sixty (60) percent for children in that age group.

  • After a child has grown out of their forward facing car seat, the child must be secured with an approved booster seat.
  • When securing a booster seat the lap belt should fit comfortably on the hips and the shoulder belt should fit across the chest (not the neck).
  • Booster seats should always be installed and maintained per the manufactures directions.
  • If you require assistance with a child safety seat check or installation, you can find certified Child Passenger Safety technician by calling the Car Safe Line at 1-800-CAR-SAFE (1-800-227-7233) at the Massachusetts Department of Public Health.


Massachusetts Seat Belt Law

  • All motor vehicle operators driving a passenger motor vehicle, a vanpool vehicle or a truck weighing less than 18,000 pounds must be secured with a properly fastened safety belt.
  • Drivers will receive a fine of $25 if they are cited for not wearing a seat belt.
  • Drivers will also receive a $25 fine for each passenger under the age of sixteen (16) that is not properly restrained.

Exceptions to the Massachusetts Seat Belt Laws

  • Vehicles made before July 6th, 1966
  • Children under the age of twelve (12) subject to the child passenger safety law
  • Passengers with a certified medical reason for not wearing a safety belt
  • Rural letter carriers and U.S. Postal Service vehicle while preforming duties
  • Authorized emergency vehicle
  • Drivers involved with taxis, liveries, tractors and trucks weighing 18,000 pounds and above.

Source Links for this Page

Malden Massachusetts Police Department Booster Seat FAQ

Massachusetts Child Safety Seat Information

Massachusetts Seat Belt Law

Other Massachusetts Laws

Massachusetts Traumatic Brain Injury Laws