Lower anchors are rated for the child plus the seat, not the child alone, and most families pass the limit without noticing. Enter both weights to see whether you are still inside the 65 lb ceiling or should install with the seat belt instead.
Has Your Child Outgrown the LATCH Weight Limit? Check Now
LATCH looks solid. But there’s a federal weight limit that changes everything — and most parents hit it without knowing.
Enter your child’s weight and car seat brand. The alert checker tells you if you’ve exceeded the FMVSS 225 combined LATCH weight limit and what to do next.
Using LATCH beyond 65 lbs combined (child + seat) is a safety violation under FMVSS 225. In a severe crash, an overloaded LATCH anchor may fail.
Parents of heavier toddlers and preschoolers using forward-facing seats with LATCH.
- FMVSS 225 LATCH weight limits
- NHTSA anchor safety guidance
- All 50 US states
Disclaimer: This tool is provided for educational and informational purposes only and does not constitute legal, safety, or professional advice. Sunferno Automotive Accessories cannot verify how products are installed, used, or attached in your specific vehicle or situation — proper installation, use, and securement are solely the responsibility of the user. Laws and regulations vary by jurisdiction and change over time; always confirm current requirements with your local authorities or a qualified professional. Sunferno products must be used strictly in accordance with manufacturer instructions and applicable regulations.