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Louisiana Car Seat Laws: Requirements and Guidelines

Independently fact-checked against primary sources (last audited August 20, 2026). · Reviewed by the RecordingLaw editorial team. · Law checked current as of August 20, 2026. How we verify our legal content

Louisiana Car Seat Laws: Requirements and Guidelines

Frequently Asked Questions

What are the Height and Weight Requirements for Car Seats in Louisiana?

The state of Louisiana requires children to ride on rear-facing child-safety seats until the age of at least 2 years. The law allows children 2-4 years who have exceeded the rear-facing seat requirements to ride on a forward-facing car seat with an internal harness. Louisiana requires children ages 4-9 to ride on a booster seat.

What are the Rear Facing Car Seat Laws in Louisiana?

Louisiana car seat laws require children to ride on rear-facing child-safety seats until the age of at least 2 years. This includes rear-facing infant seats and convertible seats. However, the state also insists children should exceed the maximum height and weight requirements of rear-facing seats before graduating to the next seat. With convertible and 3-in-1 seats having weight limits of up to 40 pounds, your child may exceed the seat's limit when closer to age 4.

What are the Forward Faceing Car Seat Laws in Louisiana?

The law allows children at least 2 years old who have exceeded the rear-facing seat requirements to graduate to a forward-facing car seat with an internal harness. Lousiana law requires children to remain in this seat until at least the age of 4 years. However, most seats can support children of up to 65 pounds. This means your child may still be within the manufacturer's weight and height limits until he or she is closer to age 8.

What are the Booster Seat Laws in Louisiana?

Louisiana requires children ages 4-9 to ride on a booster seat. They should also exceed the manufacturer's forward-facing seat requirements before transitioning to this type of seat. The seat must be secured with the shoulder belts and lap belts (never use lap belts only). A belt-positioning booster seat is designed to raise a child so that the seat belts can fit properly. The shoulder belt should lie flat across the chest, and the lap belt should be secured in the same manner across the upper thighs.

What are the Requirements for Children to Use the Front Seat in Louisiana?

The law clearly states that all children under 13 years should ride in the back seat at all times if available. This is in line with most experts who agree the front seat exposes children to a greater risk of injury. This is because airbags installed in the front seat are designed for average-sized adults and can be lethal to children when deployed during an accident.

Is it illegal to Leave a Child Alone Inside a Vehicle in Louisiana?

Louisiana law makes it illegal to leave a child under 6 years old unattended and unsupervised in a vehicle (RS 32:295.3). A first offense carries a fine of up to $500, imprisonment for up to 6 months, or both. A second or subsequent offense carries a fine of $1,000 to $2,000 and imprisonment of 1 to 2 years, or both. We recommend never leaving a child unattended in a vehicle alone, regardless of age.

Is it Illegal to Smoke in a Car With a Minor Present?

Yes. Under RS 32:300.4, it is illegal to smoke cigarettes, cigars, pipes, or vaping devices in a vehicle when a child younger than 13 is present, regardless of whether a window is open. A violation carries a fine of $150 per offense or, at the judge's discretion, a minimum of 24 hours of community service.

Are Car Seats Requiried in Taxis in Louisiana?

The law does not require taxis to comply with the Louisiana car seat laws.

Updates

Corrected the unattended-vehicle law to state it applies to children under 6 (not any child) and disclosed the full second-offense penalty range; sourced and corrected the smoking-in-vehicle claim to the actual statute (RS 32:300.4, under-13 threshold) instead of leaving it uncited; and added a new section disclosing the child-restraint law's own fine schedule, which the page never stated.

Independently fact-checked against the cited primary sources; governing law re-checked for recent changes

Reviewed and approved by an editor

Sources and References

  1. Governors Highway Safety Association: child passenger safety laws by state(ghsa.org)
  2. Insurance Institute for Highway Safety: child safety seat research and state laws(iihs.org)
  3. RS 32:295: child passenger restraint system required (penalty schedule)(law.justia.com)
  4. RS 32:295.3: leaving children under 6 unattended and unsupervised in motor vehicles; penalties(law.justia.com)
  5. RS 32:300.4: smoking in motor vehicles prohibited when a child under 13 is present; penalties(law.justia.com)
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