Equivalent Ranks of IAS and Army

I am doing preparation for IAS Exam. I want to know about Equivalent Ranks of IAS and Army. So do you know what are Equivalent Ranks of IAS and Army?

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Here I am providing information related to Equivalent Ranks of IAS and Army for your reference:

Equivalent Ranks between IAS and Army

Lieutenant = CSP = BDO

Colonel = SSP = Collector (selection grade)

Lt Gen (Corps Commander) = Special DGP = Addl. Chief Secretary

General = Cabinet Secretary.

Lt. Gen (HAG) = ADGP = Principal Secy (State govt.)

Brigadier = DIG = Special Secretary/Equivalent (State govt.)

Lt. Colonel = SP = Collector

Lt Gen (Army Commander) = DGP = Chief Secretary

Major General = IG = Secretary (State govt.)

Captain = DSP = SDM

Major = ASP = ADM

Indian Administrative Indian Police Indian Revenue
Service (IAS) Service (IPS) Service (IRS)

Assistant Collector Assistant Superintendent Assistant Commissioner
of Police of Income Tax

Collector/Deputy Additional Superintendent Deputy Commissioner
Commissioner/Deputy of Police/ Superintendent of Income Tax
Secretary / Deputy of Police
Directors

Collector/ Deputy Commissioner Senior Superintendent Joint Commissioner
/ Additional Secretary / of Police of Income Tax
Joint Secretary / Directors

Secretary/ Commissioner & Inspector General of Commissioner of Income
Secretary Police Tax

Principal Secretary/ Additional Director Chief Commissioner of
Financial Commissioners General of Police Income tax

Chief Secretary/Chairman Director General of CBDT Chairman/Board
Administrative Tribunal etc Police (Head of State) Chairman