Big update for parents on the go: As of June 30, 2025, car seats for kids under 40 lbs. must meet new side-impact crash test standards. These changes are designed to better protect your little ones in real-life crashes — and they come with a few key updates.
Here’s the quick lowdown on the new car seat rules:
— Infant car seats: Most will now top out at 30 lbs. max
— Convertible seats: Still great for extended rear-facing — some go up to 40–50 lbs
— Forward-facing seats: Now require your child to be at least 26.5 lbs
— Booster seats: Minimums are going up to 40 lbs and 43.3 inches tall (Note: Boosters aren’t part of the new side-impact testing)
Plus, you’ll notice new features in many seats:
— Better energy-absorbing materials
— Improved headrests and side wings for extra protection
Keep an eye out when shopping — newer models will meet these upgraded safety standards. And if you’re unsure about your current seat, check with the manufacturer or a certified car seat tech.
Why These Car Seat Changes Matter — And What You Really Need to Know
Keeping up with the new car seat rules isn’t exactly on your dream to-do list. But these new updates? They’re all about making your child even safer in the car.
Here’s the quick scoop:
Side-impact crashes (aka “T-bone” collisions) are the second most common type of car crash — and they’re especially dangerous because the sides of cars don’t absorb impact like the front does. That’s why new side-impact testing for car seats is a big step forward.
Many brands have already been doing their own side-impact tests, but now there’s a standardized test (called FMVSS 213a), so you can trust that new seats meet tougher safety requirements.
These changes also align with what safety experts have been saying for years: Keep your child in each car seat stage as long as possible.
That means:
— Rear-facing for as long as your seat allows
— Then forward-facing with a harness
— Then booster seat — until they fit a seatbelt properly
Wait — does this mean your current seat isn’t safe?
Nope. If your car seat:
✔️ Isn’t expired
✔️ Hasn’t been recalled
✔️ Isn’t damaged
✔️ Is installed and used correctly
…then you’re good to go!
Subscribe to our weekly Newsletter for parenting tips, top things to do, our #WINSday contest and lots more!
Discover More Parenting Content!
