Overview of the Services Recruited Through UPSC Civil Services Examination

The UPSC Civil Services Examination (CSE) recruits candidates for a prestigious group of Group A and Group B services that form the backbone of India's administrative framework. These services play a critical role in governance, public administration, national security, diplomacy, financial management, and policy implementation.

All India Services

Service Name	Abbreviation	Description
Indian Administrative Service	IAS	Top administrative service responsible for governance, policy formulation & district administration.
Indian Foreign Service	IFS	India's diplomatic corps managing foreign relations, embassies & consulates.
Indian Police Service	IPS	Responsible for internal security, law enforcement & policing leadership.

Central Civil Services – Group 'A'

Service Name	Group	Description
Indian Posts & Telegraphs Accounts and Finance Service	Group A	Financial management and auditing in the communication sector.
Indian Audit and Accounts Service (IA&AS)	Group A	Auditing and accounting functions under CAG.
Indian Revenue Service (Customs & Central Excise)	IRS–C&CE	Administration of customs, central excise, GST.
Indian Defence Accounts Service	Group A	Handles financial management & budgeting for Defence Services.
Indian Revenue Service (Income Tax)	IRS–IT	Responsible for administering direct taxes and investigations.
Indian Ordnance Factories Service	Group A	Managerial roles in defence production units.
Indian Postal Service	Group A	Administrative leadership in India's postal network.
Indian Civil Accounts Service	ICAS	Financial reporting and accounting for Government of India.
Indian Railway Traffic Service	IRTS	Operations, logistics & commercial roles within Railways.
Indian Railway Accounts Service	IRAS	Budgeting, finance & audit functions in Railways.
Indian Railway Personnel Service	IRPS	Human resource management in Indian Railways.
Assistant Security Commissioner, Railway Protection Force	Group A	Ensures railway security, crime prevention & public safety.
Indian Defence Estates Service	IDES	Management of defence land, cantonments & estate administration.
Indian Information Service (Junior Grade)	IIS	Government communication, media & public information.
Indian Trade Service (Grade III)	ITS	Implementation of foreign trade policies & export promotion.
Indian Corporate Law Service	ICLS	Corporate law administration under the Ministry of Corporate Affairs.

Central Civil Services – Group 'B'

Service Name	Group	Description
Armed Forces Headquarters Civil Service – Section Officer Grade	Group B	Administrative roles supporting Armed Forces Headquarters.
Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu and Dadra & Nagar Haveli Civil Service (DANICS)	Group B	Administrative service for Union Territories and Delhi Government.
Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu and Dadra & Nagar Haveli Police Service (DANIPS)	Group B	Police administration for these Union Territories.
Pondicherry Civil Service	Group B	Administrative leadership in Puducherry.
Pondicherry Police Service	Group B	Police administration for Puducherry.

Reservation Policy

Reservations in the UPSC Civil Services Examination are provided as per the Government of India’s reservation rules, based on available vacancies. The categories eligible for reservation include:

Category	Reservation Status
Scheduled Castes (SC)	Reservation provided as per government norms.
Scheduled Tribes (ST)	Reservation provided as per government norms.
Other Backward Classes (OBC)	Reservation provided for OBC–NCL candidates.
Persons with Benchmark Disabilities (PwBD)	Reservation across approved disability categories.

Allocation of seats under these categories depends on the number of vacancies and the official guidelines issued by the Government of India.