The April 2026 Compliance Calendar provides a comprehensive overview of key statutory due dates across GST, Income Tax, FEMA, PF, ESI and Companies Act. It highlights critical filing deadlines, tax payment obligations, and regulatory compliances applicable to businesses, professionals, and corporates.
This ready-to-use tabular guide helps ensure timely adherence and avoids penalties by covering all major compliance requirements for the month in a structured and easy-to-understand format.

|
Event Date |
Act |
Applicable Form (New) |
Applicable Form (Existing) |
Obligation |
|
01-Apr-2026 |
GST |
- |
- |
Aggregate turnover calculation for FY 2025-26 |
|
01-Apr-2026 |
GST |
- |
- |
E-invoice mandatory > ₹5 Cr turnover |
|
07-Apr-2026 |
Income Tax |
ITNS-281 |
- |
TCS payment for March |
|
07-Apr-2026 |
Income Tax |
Form 127 |
Form 27C |
Upload TCS declarations |
|
07-Apr-2026 |
FEMA |
ECB-2 |
- |
ECB return |
|
10-Apr-2026 |
GST |
GSTR-7 |
- |
TDS return |
|
10-Apr-2026 |
GST |
GSTR-8 |
- |
E-commerce return |
|
11-Apr-2026 |
GST |
GSTR-1 |
- |
Outward supplies return |
|
13-Apr-2026 |
GST |
GSTR-1 |
- |
Quarterly return |
|
13-Apr-2026 |
GST |
GSTR-5 |
- |
NRTP return |
|
13-Apr-2026 |
GST |
GSTR-6 |
- |
ISD return |
|
14-Apr-2026 |
Income Tax |
Form 16 Series |
- |
TDS certificates |
|
15-Apr-2026 |
PF |
ECR |
- |
PF payment |
|
15-Apr-2026 |
ESI |
ESI Challan |
- |
ESI payment |
|
15-Apr-2026 |
Income Tax |
Form 15CC |
- |
Foreign remittance |
|
18-Apr-2026 |
GST |
CMP-08 |
- |
Composition payment |
|
20-Apr-2026 |
GST |
GSTR-5A |
- |
OIDAR return |
|
20-Apr-2026 |
GST |
GSTR-1A |
- |
Amendment return |
|
20-Apr-2026 |
GST |
GSTR-3B |
- |
Monthly return |
|
22-Apr-2026 |
GST |
GSTR-1A / 3B |
- |
Quarterly filers |
|
24-Apr-2026 |
GST |
GSTR-3B / 1A |
- |
Quarterly filers |
|
25-Apr-2026 |
GST |
ITC-04 |
- |
Job work return |
|
28-Apr-2026 |
GST |
GSTR-11 |
- |
UIN return |
|
30-Apr-2026 |
GST |
- |
- |
QRMP option |
|
30-Apr-2026 |
Income Tax |
ITNS-281 |
- |
TDS payment |
|
30-Apr-2026 |
Income Tax |
Form 24G |
- |
Govt TDS |
|
30-Apr-2026 |
Income Tax |
Form 26 Series |
- |
TDS deposits |
|
30-Apr-2026 |
Income Tax |
15G/15H |
- |
Declarations |
|
30-Apr-2026 |
Income Tax |
Form 61 |
- |
Form 60 reporting |
|
30-Apr-2026 |
Income Tax |
Form 61A |
- |
SFT |
|
30-Apr-2026 |
Companies Act |
MSME Form I |
- |
MSME disclosure |
|
30-Apr-2026 |
Companies Act |
MSC-3 |
- |
Dormant return |
|
30-Apr-2026 |
Companies Act |
NDH-3 |
- |
Nidhi return |
