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NIC 2025 MoSPI source

NIC Class 5223 - Service activities incidental to air transportation

NIC Class 5223 covers Service activities incidental to air transportation. This is the main comparison layer for deciding which specific six-digit Sub-class best fits the real activity described in Udyam, MCA or MSME...

Level Class
Depth 4/5
Children 8
Last verified 2026-04-21

Hierarchy tree

522301
Operation of terminal facilities at airports
 522302
Airport and air-traffic-control activities
 522303
Ground services provided at airports, such as aircraft refueling, towing, parking, and boarding assistance of passengers, animals or freight
 522304
Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings.
 522305
Storage of aircraft in hangars or designated parking areas.
 522306
Firefighting and fire prevention services at airport
 522307
Maintenance work on Spacecraft Launch Pad and associated infrastructure
 522399
Other service activities incidental to air transportation n.e.c.
NIC navigation

Related NIC codes in this branch

Compare nearby hierarchy entries before choosing a code for a registration or business workflow.

Sub-class 522301
Operation of terminal facilities at airports
 Sub-class 522302
Airport and air-traffic-control activities
 Sub-class 522303
Ground services provided at airports, such as aircraft refueling, towing, parking, and boarding assistance of passengers, animals or freight
 Sub-class 522304
Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings.
 Sub-class 522305
Storage of aircraft in hangars or designated parking areas.
 Sub-class 522306
Firefighting and fire prevention services at airport
 Sub-class 522307
Maintenance work on Spacecraft Launch Pad and associated infrastructure
 Sub-class 522399
Other service activities incidental to air transportation n.e.c.
 Class 5221
Service activities incidental to land transportation
 Class 5222
Service activities incidental to water transportation
 Class 5224
Cargo handling
 Class 5229
Other support activities for transportation
Practical Summary

What Class 5223 Covers

Class 5223 is the final decision layer before six-digit Sub-classes such as 522301 Operation of terminal facilities at airports, 522302 Airport and air-traffic-control activities, 522303 Ground services provided at airports, such as aircraft refueling, towing, parking, and boarding assistance of passengers, animals or freight, 522304 Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings. and 4 more. Compare the child pages before using a code in a filing.

Where Used In Practice

Where Class 5223 Is Used

Class 5223 is used when the final six-digit code is not obvious and official notes or child Sub-classes need to be compared.

  • Udyam and MSME code research
  • Company or LLP registration preparation
  • Business activity shortlisting before filing
  • Internal classification and vendor profiling
How To Choose

How to Narrow Down From Class 5223

Review every child Sub-class under Class 5223. If the wording is still broad, open the six-digit child pages before using a code in registration.

Official note

Class note from the source layer

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

Common Questions About NIC 5223

Which businesses fall under NIC 5223?

Start here when the business belongs to service activities incidental to air transportation and then compare child entries such as 522301 Operation of terminal facilities at airports, 522302 Airport and air-traffic-control activities, 522303 Ground services provided at airports, such as aircraft refueling, towing, parking, and boarding assistance of passengers, animals or freight, 522304 Maintenance work on airfield infrastructure such as runways, taxiways, and airport buildings. and 4 more.

Is NIC 5223 a final filing code?

No. This is a hierarchy page. Continue to the six-digit Sub-class before using a code in registration or compliance records.

How do I verify that NIC 5223 is correct before filing?

Check the parent hierarchy, compare 5221 Service activities incidental to land transportation, 5222 Service activities incidental to water transportation, 5224 Cargo handling, and confirm that the official title matches the main revenue activity. For regulated or filing-critical decisions, verify the source row in the MoSPI dataset.

What happens if I use the wrong NIC code in Udyam or MCA registration?

A wrong code can cause mismatched business descriptions, follow-up questions or later compliance cleanup. It is better to compare nearby codes before filing than to correct a weak classification later.

Is there a legacy NIC 2008 equivalent for NIC 5223?

Use the legacy converter only as a migration aid. Old NIC 2008 matches can suggest where to look, but NIC 2025 should remain the primary reference for new code selection.

NIC 2026 guidance

How to move from Class 5223 to the right Sub-class

NIC 5223 is an intermediate hierarchy page, not usually the final code used in a filing. Use it to compare child entries, read the nearby-code context and move toward the most precise six-digit Sub-class. If the child list contains several similar activities, open each candidate page and compare the wording against the business's real operating model.

Data Source and Verification Date

Source layer

Official NIC 2025 Excel and PDF from MoSPI.

Last verified

2026-04-21 from the generated NIC 2025 source layer used in this build.

Disclaimer

This is an independent reference tool. Verify filing-critical decisions in official sources.