Key facts
Code summary
Code 5223
Official title Service Activities Incidental to Air Transportation
Version PSIC 2019
Source layer PSA / BSP
Section H - Transportation and Storage
Lg
PSIC 2019 Navigation-first hub Class 5223 - Service Activities Incidental to Air Transportation
PSIC Class 5223 covers Service Activities Incidental to Air Transportation. Current child subclasses include Service Activities Incidental to Air Transportation. This four-digit layer is useful when comparing...
Next step
Child codes
These are the next codes most users should open after this hub page.
Nearby codes
About this level
Practical summary
Class 5223 sits in the PSIC 2019 hierarchy under H Transportation and Storage > 52 Warehousing and Support Activities for Transportation > 522 Support activities for transportation. This class usually fans out into more specific subclasses such as Service Activities Incidental to Air Transportation. It is the level people use when they already know the activity family but still need the exact five-digit match.