84221

Armed forces

This sub-class includes: •administration, supervision and/or operation of military defence affairs and/or land, sea, air and/or space defence forces - combat forces of army, navy and/or air force - engineering, transport, communications, intelligence, material, personnel and/or other non-combat forces and commands - reserve and/or auxiliary forces of the defence establishment - military logistics (provision of equipment, structures, supplies, etc.) - health activities for military personnel in the field

SSIC hierarchy ISIC class Crosswalks

Level

final

Mapped ISIC codes

Source

SingStat

In this section: sibling codes

class 8422 Defence Activities final 84229 Defence activities n.e.c.

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

P→84→842→8422→84221 Armed forces

Parent class

8422 Defence Activities

Parent division

84 PUBLIC ADMINISTRATION AND DEFENCE

Parent section

P PUBLIC ADMINISTRATION AND DEFENCE

Correspondence tables

SSIC 2020

84221 — Armed forces

ISIC Rev. 5

8422 Defence activities

ISIC crosswalk

ISIC Rev. 5 class 8422 Defence activities 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 84221 Armed forces Alternative Title 84221 Administration and operation of military armed forces Alternative Title 84221 Health activities for military personnel in the field

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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