Authority conferred to customs officers to inspect goods, means of transport and persons including their baggage within a customs territory and when entering and exiting customsâ zones. Harmonized System. A system set out in a systemized form coding, designations and description of goods including their payable customs duties.
Car Seats Gate-Checked or Checked as Luggage. Car seats are designed to withstand most motor vehicle crash forces. In general, the MACPS does not consider a gate-checked car seat or a car seat that is checked as luggage to be one that has experienced forces equivalent to a motor vehicle crash.
Checked baggage rules. 1  To/from all destinations, infants and children age 0 to 11 years may check a car seat or booster seat free of charge in addition to their regular baggage allowance. 2  Customers are asked to write their name and address on all devices with the use of an indelible (Sharpie-type) marker.