Minnesota’s child passenger safety law sets specific age, weight, and height thresholds for car seats and boosters. This guide lays out the current requirements as published by the official Minnesota Department of Public Safety, plus penalties, front-seat rules, and answers to the questions parents ask most.
Law data last verified against official state sources: October 4, 2026.
Quick answer
Minnesota (updated August 2024) requires rear-facing to at least age 2, forward-facing with harness for ages 2–4, a belt-positioning booster for ages 4–9, and back-seat riding under 13.
Minnesota car seat requirements by age and size
| Stage | What Minnesota law requires |
|---|---|
| Rear-facing | Birth to at least 2 years old: rear-facing in an infant or convertible child safety seat. |
| Forward-facing | At least 2 years old AND has outgrown the rear-facing seat by height or weight: forward-facing with an internal harness. |
| Booster seat | 4 years old AND has outgrown the forward-facing seat with internal harness by height or weight: belt-positioning booster seat using the lap and shoulder belt. |
| Seat belt only | Age 9, or has outgrown the booster seat AND can pass the five-step test demonstrating correct seat-belt fit. |
Fines and penalties in Minnesota
Fine: not published on the official state source. Note: .
Front seat rules in Minnesota
Front-seat rule: Children under 13 years old must sit in the back seat, if possible.
The official law
- Statute: not published on the official state source we reviewed.
- Official source: Minnesota Department of Public Safety
Research note: Law changed effective August 1, 2024 (Minnesota DPS).
Minnesota car seat law FAQs
What is the fine for a car seat violation in Minnesota?
Fine: not published on the official state source. Note: .
When can my child stop using a booster seat in Minnesota?
4 years old AND has outgrown the forward-facing seat with internal harness by height or weight: belt-positioning booster seat using the lap and shoulder belt. Age 9, or has outgrown the booster seat AND can pass the five-step test demonstrating correct seat-belt fit.
Does Minnesota law require rear-facing car seats?
Birth to at least 2 years old: rear-facing in an infant or convertible child safety seat.
Can my child ride in the front seat in Minnesota?
Front-seat rule: Children under 13 years old must sit in the back seat, if possible.
Where can I read the official Minnesota car seat law?
Statute: not published on the official state source we reviewed. Official source: Minnesota Department of Public Safety.
Check another state
Driving across state lines? Requirements change at the border — use our interactive car seat law checker to look up any state by your child’s age, weight, and height.
Related state guides:
This page is for general informational purposes only and is not legal advice. Child passenger safety laws change — always verify current requirements with your state’s DMV, highway safety office, or the official statute linked below before making decisions.