NIC 522303 classifies ground services provided at airports, such as aircraft refueling, towing, parking, and boarding assistance of passengers, animals or freight as a final six-digit business activity under Section H...
This class excludes: - cargo handling, see 5224 - luggage and passenger inspection at airports, not by public authorities, see 8011 - luggage and passenger inspection at airports, by public authorities, see 8423 - operation of flying schools for professional pilots, see 8532 - operation of flying schools not issuing professional certificates and permits, see 8853
NIC 2008 links are discovery matches from the local converter layer. Verify final migration decisions against official source documents.