52239

Supporting services to air transport n.e.c.

This sub-class includes supporting services to air transportation not elsewhere classified.

SSIC hierarchy ISIC class Crosswalks

Level

final

Mapped ISIC codes

Source

SingStat

In this section: sibling codes

class 5223 Supporting Services to Air Transport final 52231 Representative offices of foreign airlines final 52232 Airline agencies (freight) final 52233 Airport operation services final 52234 Airport terminal services

Official data

Official name	Singapore Standard Industrial Classification (SSIC 2025)
Issuing authority	Department of Statistics Singapore (SingStat / DOS)
Tax authority	Inland Revenue Authority of Singapore (IRAS) (IRAS)
Purpose	Mandatory at ACRA business/company registration; used by IRAS, MOM, EDB, SingStat
Active version	SSIC 2025 (15 Apr 2025)
Hierarchy level	Sub-class (5-digit) (final leaf)
Source	https://www.singstat.gov.sg/standards/standards-and-classifications/ssic
Prior versions	SSIC 2020, SSIC 2015

Hierarchy context

H→52→522→5223→52239 Supporting services to air transport n.e.c.

Parent class

5223 Supporting Services to Air Transport

Parent division

52 WAREHOUSING AND SUPPORT ACTIVITIES FOR TRANSPORTATION

Parent section

H TRANSPORTATION AND STORAGE

Correspondence tables

SSIC 2020

52239 — Supporting services to air transport n.e.c.

ISIC Rev. 5

5223 Service activities incidental to air transportation
5231 Intermediation service activities for freight transportation

ISIC crosswalk

ISIC Rev. 5 class 5223 Service activities incidental to air transportation Open ISIC class page with reverse SSIC links. ISIC Rev. 5 class 5231 Intermediation service activities for freight transportation Open ISIC class page with reverse SSIC links. Full table SSIC 2025 to ISIC Rev. 5 Open the full correspondence table.

Alphabetical index entries

Principal Title 52239 Supporting services to air transport n.e.c. Alternative Title 52239 Air traffic control services Alternative Title 52239 Aircraft ferrying services Alternative Title 52239 Aircraft inspection services Alternative Title 52239 Aircraft testing services Alternative Title 52239 Fueling aircraft on a contract or fee basis

Data source: Department of Statistics Singapore (SingStat / DOS) (https://www.singstat.gov.sg/standards/standards-and-classifications/ssic). Official SSIC 2025 classification workbook.

Last data refresh: 15 Apr 2025. Classification version: SSIC 2025.

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