The UPSC Civil Services Exam offers a single window entry into the Group ‘A’ (IAS, IPS, IRS etc.) and Group ‘B’ Services. The candidates who clear the IAS exam are allotted a service on the basis of their marks and ranking. Once a candidate is assigned to a service, they will be appointed to various posts under a specific service, or be allotted an assignment with another department of another service. There are twenty four Services for the successful candidates of UPSC.
- Indian Administrative Service
- Indian Foreign Service
- Indian Police Service
- Indian P & T Accounts & Finance Service, Group ‘A’
- Indian Audit and Accounts Service, Group ‘A’
- Indian Revenue Service (Customs and Central Excise), Group ‘A’
- Indian Defence Accounts Service, Group ‘A’
- Indian Revenue Service (I.T.), Group ‘A’
- Indian Ordnance Factories Service, Group ‘A’ (Assistant Works Manager, Administration)
- Indian Postal Service, Group ‘A’
- Indian Civil Accounts Service, Group ‘A’
- Indian Railway Traffic Service, Group ‘A’
- Indian Railway Accounts Service, Group ‘A’
- Indian Railway Personnel Service, Group ‘A’
- Post of Assistant Security Commissioner in Railway Protection Force, Group ‘A’
- Indian Defence Estates Service, Group ‘A’
- Indian Information Service (Junior Grade), Group ‘A’
- Indian Trade Service, Group ‘A’ (Gr. III)
- Indian Corporate Law Service, Group “A”
- Armed Forces Headquarters Civil Service, Group ‘B’ (Section Officer’s Grade)
- Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu and Dadra & Nagar Haveli Civil Service, Group ‘B’
- Delhi, Andaman & Nicobar Islands, Lakshadweep, Daman & Diu and Dadra & Nagar Haveli Police Service, Group ‘B’
- Pondicherry Civil Service, Group ‘B’
- Pondicherry Police Service, Group ‘B’