The Illinois Department of Transportation’s Bureau of Safety Programs and Engineering (BSPE) supports child passenger safety (CPS) and the state’s over 1700 certified CPS Technicians by offering training, continuing education, and support materials to educate parents/guardians on the proper use of car seats and booster seats.

According to Illinois law, children must be restrained in an appropriate car seat/booster seat until age eight (8), but proper selection and use are best determined on a case by case basis.


It is recommended that children stay restrained in their car seats until they outgrow the height and weight limits. This often means keeping children rear-facing beyond age two (2) and in boosters beyond age eight (8).

As a general rule, children travel in vehicles in these four steps:

Which Car Seat Is Right for Your Child?
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Car Seat

Car Seat

Booster Seat

Seat Belt


Tips for Installing Your Child's Car Seat

Tip for Installing Your Child's Booster Seat