Booster Seat Laws in Kansas

In Kansas, all children ages 4 to 8 must be secured in a federally approved belt-positioning booster seat, unless the child is over 4’9” or weighs more than 80 pounds.
Written by Jason Tushinski
Reviewed by Jessica Barrett
As per Kansas statutes, all children from the ages of 4 through 8 years old must be secured in a federally approved belt-positioning booster seat. Children can be restrained with an adult safety belt if they are taller than 4’9” and/or heavier than 80 pounds, and the belt is able to safely secure them.
No matter which state you live in, car accidents are a part of life, and if children are involved, the situation can become tragic. That’s why properly securing your child is vital to their safety—according to the National Highway Transportation Safety Administration (NHTSA), many child deaths stemming from car accidents are preventable with the proper use of safety belts.
Driving with children unsecured is a bad idea—not only does this put them at risk of serious injury or death, but it also puts you at risk of serious penalties.
This is why we've put together this handy guide to ensure all Kansas drivers secure their children properly and safely. So read on to ensure your child is properly secured!

What is the booster seat law in Kansas?

In Kansas, children from the ages of 0 to 8 years old must be secured by a car or booster seat in the rear of the vehicle.
Seat belt laws in Kansas
state that all children under the age of 18 are required to wear a safety belt. As well, passengers under 14 years of age are not allowed to ride in any part of a vehicle not intended for passenger seating (eg. pickup truck bed).
Here is a breakdown of how you must secure your child if you’re a Kansas driver:
Seat type
Age limit
Child weight and/or height
Infant seat (rear-facing)
Newborn to one-year-old
Up to 20 pounds
Toddler seat (convertible or forward-facing)
One to three years old
20 to 40 pounds
Booster seat
Four years to eight years old
Between 40 and 100 pounds/under 4’9’’ tall
Seat belt
Eight plus years old
Taller than 4’9’’
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Always remember to tailor your child’s booster seat to their height and weight to ensure the safest fit and most comfort. Also, be sure your car seat or booster seat is federally approved. All child passengers should be seated in a booster seat until they can be comfortably and safely restrained by an adult-size safety belt.
Key Takeaway All kids under 8 years old, shorter than 4’9”, and between 40 and 100 pounds should be secured in a car’s rear passenger seat with a booster seat.

How to safely install a booster or car seat 

Determine your booster seat’s dimensions to ensure you can obtain a secure fit when fastening the seat to your vehicle’s rear seat. 
The NHTSA offers detailed instructions on properly installing rear-facing child seats, front-facing child seats, and booster seats on its website. You’ll also find a locator for
car seat installation stations
across the country. These facilities can inspect your car seat installation job, or assist you in properly
installing a child car seat
if needed.

What are the penalties for breaking the booster seat law in Kansas?

If you violate Kansas’ booster seat law, you’ll face a misdemeanor fine of $60 plus court costs. You’ll also face a mandatory court date.
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How breaking booster seat laws can impact insurance in Kansas

If you violate Kansas’ booster seat law, your insurance company will likely get wind of this infraction. As a result, prepare for your monthly premium to increase.

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