Three Types of Civil Services
•All India Services
•Central Services
•State Services
Four Groups of Services
•Group A (IAS, IPS, IFS, IRS etc.)
•Group B (Customs Appraiser, Income Tax officers, DAINIC, DAINPS)
•Group C (Inspectors in Customs, GST, IT or Examiners, Clerical posts, Drivers )
•Group D (Peons, Constables, Sepoys, etc.)
Selection of officers from Civil Services Examination
•Indian Administrative Service (IAS)
•Indian Police Service(IPS)
•Indian Forest Service(IFoS) [Only Prelims]
Central Services (Group A)
•Indian Foreign Service (IFS)
•Indian Revenue Service (IRS-IT)
•Indian Revenue Service (IRS-C&CE)
•Indian Railway Accounts Service (IRAS)
•Indian Railway Personnel Service (IRPS)
•Indian Railway Traffic Service (IRTS)
•Indian Audit and Accounts Service (IA&AS)
•Indian P&T Accounts and Finance Service (IP&TAFS)
•Indian Civil Accounts Service (ICAS)
•Indian Postal Service (IPoS)
•Indian Information Service (IIS)
•Indian Trade Service (ITrS)
•Railway Protection Force (RPF)
•Indian Corporate Law Service (ICLS)
•Indian Defence Accounts Service (IDAS)
•Indian Defence Estates Service (IDES)
•Indian Ordnance Factories Service (IOFS)
Central Services (Group B)
•Armed Forces Headquarters Civil Services (AFHCS)
•Delhi, Andaman and Nicobar Islands Civil Service (DANICS)
•Delhi, Andaman and Nicobar Islands Police Service (DANIPS)
•Pondicherry Civil Service (PCS)
•Pondicherry Police Service (PPS)
All India Services
•Appointment is made by the President of India
•Allotted a Cadre/State and posted in that State
•Go to other States or in Centre on deputation
•Three AIS
1. Indian Administrative Service (IAS)
2. Indian Police Service (IPS)
3. Indian Forest Service (IFoS)
•Selection of IAS and IPS through Civil Services Examination (CSE) conducted by UPSC
•Selection of IFoS through a separate exam, but Prelims is common with CSE
Central Services
•Appointed by the President of India
•Can be posted anywhere in the country
•Important Central Services include IFS, IRS (IT), IRS (C&CE), IRTS, IAAS etc.
•Appointment of many services are made through CSE.
State Services
•Appointed by the Governor of the State Government
•Posted within the State
•Can be promoted to All India Services by UPSC according to the Promotee quota
•Services include PCS, PPS officers, BDOs, STOs, AE, Teachers etc.