WZ 52.23.9—Service activities incidental to air transportation n.e.c.

Where 52.23.9 sits

1. H Transportation and storage
2. 52 Warehousing, storage and support activities for transportation
3. 52.2 Support activities for transportation
4. 52.23 Service activities incidental to air transportation
5. 52.23.9 Service activities incidental to air transportation n.e.c.

What 52.23.9 includes

• Ensuring safety during maintenance work on airport infrastructure
• Storing aircraft
• Towing aircraft

What 52.23.9 excludes

• Cargo handling, see 52.24.0
• Checking baggage and passengers, not carried out by authorities, see 80.01.3
• Checking baggage and passengers, carried out by authorities, see 84.24.0
• Operation of flight schools for professional pilots, see 85.32.0
• Operation of flight schools that do not issue professional certificates and attestations, see 85.53.3

52.23.9 in other systems