32 CFR 636.34 - Restraint systems.
(a) Restraint systems (seat belts) will be worn by all operators and passengers of U.S. Government vehicles on or off the installations.
(b) Restraint systems will be worn by all civilian personnel (family members, guests, and visitors) driving or riding in a private owned vehicle on the Fort Stewart/Hunter Army Airfield installations.
(d) Infant/child restraint devices (car seats) are required in private owned vehicles for children 4 years old or under and not exceeding 45 pounds in weight.
(e) Restraint systems are required only in cars manufactured after model year 1966.
(f) The operator of a vehicle is responsible for ensuring the use of seat belts, shoulder restraints, and child restraining systems when applicable and may be cited for failure to comply (40 U.S.C. 318a).
(g) Passengers (over the age of 16) are responsible for ensuring that their seat belts/shoulder restraints are used when applicable and may be cited for failure to comply (40 U.S.C. 318a).