Child-seat rule
Check the current legal requirement for each child's age or size using an official source.
Booking decision guide
Choose the car after counting occupied seats, child restraints and luggage. Add every intended driver through the supplier before that person uses the vehicle.
Updated
Plan the tripReady to compare cars?

Decision
Can the booked vehicle safely fit the passengers, seats and luggage with every driver authorised?
Read
Supplier terms before payment
Keep
Voucher, agreement and condition photos
Final source
The selected rental contract
A child-seat request and an additional-driver request solve different problems, but both affect the vehicle offered and collection time. Check the current restraint law for every country or state on the route, then confirm the branch can provide the required seat type.
Useful next steps: vehicle and luggage fit planner, Australia east coast family route
Check the current legal requirement for each child's age or size using an official source.
Request the correct type in advance and inspect its condition and installation at pickup.
Every person who may drive needs to meet the supplier's licence, age and documentation rules.
Ask whether the chosen vehicle can fit all child restraints with every occupied seat in use and still carry the luggage safely. A seven-seat label may leave little bag room when the rear row is up. Confirm seat supply, installation responsibility and the selected rate's charges.
Use the route's official child-restraint rule for each child's age or size, then request a compatible seat type in the booking.
Measure the practical seating and luggage arrangement with every seat in use before accepting the allocated vehicle.
Add each driver to the rental agreement and check their licence and any additional-driver charge.
Each adult who may take a driving turn must meet the supplier's licence, age and documentation conditions and be named on the agreement. The fact that a companion holds a valid licence does not authorise them to drive this rental.
Choosing a car before testing the combined seat and luggage requirement.
Assuming a requested seat is guaranteed without reading the supplier's wording.
Allowing an unnamed person to drive because they meet the general age requirement.
At collection, inspect the supplied seat and vehicle fit before departure. Check that the agreement lists all approved drivers and equipment; record any missing or unsuitable item while branch staff can address it.
Save the seat request and additional-driver confirmation with the voucher.
Inspect seat condition, fit and the named drivers in the signed collection record.
Retain an equipment or driver amendment until the rental and any later charge are closed.
Use the answers to identify the checks that matter. Check the selected supplier terms and current local rules before booking.
Do not allow it unless the supplier adds and approves that driver under the rental agreement.
Check the selected supplier's availability wording and inspect the supplied restraint and fit at collection.
Not necessarily. Check the real luggage space with every required seat raised before accepting the vehicle.