Acronyms related to Income Tax

AIR – Annual Information Return
ACIT – Assistant Commissioner of Income Tax
Act – Income Tax Act, 1961
AJP – Artificial Jurisdicial Person
AO – Assessing Officer
AOP – Association of Persons
AIS – Annual Information Statement
AST – Assessment Information System
AY – Assessment Year
BOI – Body of Individuals
BSR – Basic Statistical Return
CA – Chartered Accountant 
CASS – Computer Aided Scrutiny Selection
CBDT – Central Board of Direct Taxes
CCIT – Chief Commissioner of Income Tax
CDSL – Central Depository Services (India) Limited
CIN – Challan Identification Number
CIT – Commissioner of Income Tax
CIT(A) – Commissioner of Income Tax (Appeals)
CPC – Centralized Processing Centre
CSO – Central Statistical Officer
CT – Corporation Tax
DOI – Date of Incorporation
DOB – Date of Birth
DGIT (Systems) – Director General of Income Tax (Systems)
DOR – Department of Revenue
DRP – Dispute Resolution Panel
DSC – Digital Signature Certificate
DT – Direct Taxes
DTAA – Double Tax Avoidance Agreement
e-Pay – Electronic Payment
ECS – Electronic Clearing Service
EVC – Electronic Verification Code
FAQ – Frequently Asked Questions
FC – Flagship Company
FCRA – Foreign Contribution Regulation Act
FY – Financial Year
GDP – Gross Domestic Product
GTR – Gross Tax Receipts
HP – House Property
HUF – Hindu Undivided Family
IT – Income Tax
ITAT – Income Tax Appellate Tribunal
ITBA – Income Tax Business Application
ITD – Income Tax Department
ITO – Income Tax Officer
ITR – Income Tax Return
ITR-V – Income Tax Return Verification
JAVA- Javascript  Object Notation
JCIT – Joint Commissioner of Income Tax
LIC – Life Insurance Corporation
LLP – Limited Liability Partnership
LTCG – Long Term Capital Gain
LTCL – Long Term Capital Loss
MAT – Minimum Alternate Tax
MF – Mutual Funds
MOP – Manual of Office Procedure
MR – Miscellaneous Records