Car seat & booster law
North Dakota
Verified · JUN 2026Quick answer · North Dakota
A car seat or booster is required until your child is 8 years old or taller than 4'9".
A child under 8 must be in a child restraint system unless they are at least 57 inches tall, in which case a safety belt is required. Children 8 to 17 must be in a restraint or a seat belt.
Car seat law checker
The legally required restraint, by state.
General information, not legal advice.
SeatCheckerRequired vs recommended
What the law enforces, and what pediatricians advise. They are not the same.
The law requires
Minimum, or it's enforceable
- Rear-facing until
- Not specified by law
- Booster until
- Age 8 or 4'9"
- Back seat
- Not required
Pediatricians recommend
AAP — safer, not the law
- Rear-facing until
- To seat limit (often age 2+)
- Booster until
- 4'9" — typically age 8–12
- Back seat
- Until age 13
AAP guidance is a safety best practice and is separate from North Dakota's legal minimum. Pediatricians recommend keeping a child in each stage longer than the law requires.
Every stage, by the law
Dual units shown throughout (in + cm, lb + kg). Rows marked Guidance are best practice, not a statutory requirement in North Dakota.
| Stage | Age | Height | Weight | Citation |
|---|---|---|---|---|
| Rear-facing | Infant (per seat) | — | — | Guidance |
| Forward-facing | Toddler (per seat) | — | — | Guidance |
| Booster | until 8 yr | < 4'9" / 145 cm | — | N.D. Cent. Code § 39-21-41.2 |
| Seat belt | 8 yr + | or ≥ 4'9" / 145 cm | — | N.D. Cent. Code § 39-21-41.2 |
| Back seat | Recommended < 13 | — | — | Guidance |
- Age
- Infant (per seat)
- Age
- Toddler (per seat)
- Age
- until 8 yr
- Height
- < 4'9" / 145 cm
- Age
- 8 yr +
- Height
- or ≥ 4'9" / 145 cm
- Age
- Recommended < 13