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One stop help and frequently asked questions related to e-Filiing of returns/forms and services.

List & Abbreviation

Abbreviation	Expansion
AJP	Artificial Jurisdical Person	A
AIR	Annual Information Return
AY	Assessment Year
ATM	Automated Teller Machine
AOP	Association of Persons
AO	Assessing Officer
BOI	Body of Individuals	B
BSR	Basic Statistical Return
CA	Chartered Accountant	C
CBDT	Central Board of Direct Taxes
CCA	Controller of Certifying Authorities
CDSL	Central Depository Services (India) Ltd
CIN	Challan Identification Number
CPC	Centralized Processing Centre
CCIT	Chief Commissioner of Income Tax
DGIT	Director General of Income Tax	D
DOI	Date of Incorporation
DTAA	Double Tax Avoidance Agreement
DSC	Digital Signature Certificate
DOB	Date of Birth
ECS	Electronic Clearing Service	E
ERI	e-Return Intermediary
EVC	Electronic Verification Code
e-Pay	Electronic Payment
FY	Financial Year	F
F&SRS	Functional and Software Requirement Specification
FRS	Functional Requirement Specification
FAQ	Frequently Asked Questions
HP	House Property	H
HTTP	Hypertext Transfer Protocol
HTTPS	Secure Hypertext Transfer Protocol
HUF	Hindu Undivided Family
ITR-V	Income Tax Return Verification	I
ITR	Income Tax Return
ITDREIN	Income Tax Department Reporting Entity Identification Number
JSON	JavaScript Object Notation	J
LLP	Limited Liability Partnership	L
NCLT	National Company Law Tribunal	N
NMS	Non-filers Monitoring System
NRI	Non-Resident Indian
NSDL	National Security Depositary Limited
OTP	One Time Password	O
POA	Power of Attorney	P
PFMS	Public Financial Management System
PAN	Permanent Account Number
QR	Quick Response	Q
SFT	Statement of Financial Transaction	S
TRACES	TDS Reconciliation, Analysis and Correction Enabling System	T
TDS	Tax Deducted at Source
TCS	Tax Collected at Source
TAN	Tax Deduction and Collection Account Number
UM	User Manual	U
USB	Universal Serial Bus
UIDAI	Unique Identification Authority of India
XML	Extensible Markup Language	X