Tool

GST Calendar 2026-27: GST Due Dates, Filing Deadlines and Compliance

ClearTax Free Beginner India

A single glance-able calendar to put your GSTR-1/GSTR-3B dates straight into your own calendar instead of hunting through separate advisories every month.

  • One-page calendar of every GSTR-1, GSTR-3B and annual return due date for the financial year.
  • Separates monthly filer dates (11th for GSTR-1, 20th for GSTR-3B) from QRMP quarterly dates.
  • Kept updated against the current financial year's official notifications.
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The question it answers

  1. I finally got my GSTIN, what do I need to set up before my first invoice goes out?

Read with it

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  4. The official step-by-step manual for the exact screen you will be on when you add your bank account, so you are not guessing... GST Portal (tutorial.gst.gov.in) Article Manual: Amendment of Non-Core Fields (Bank Account Validation) GST Portal (tutorial.gst.gov.in)
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  6. The clearest field-by-field breakdown of what Rule 46 actually requires, with the HSN-digit rule spelled out by turnover slab... Tally Solutions Article GST Invoice: Format, Types, Mandatory Fields & Examples Tally Solutions
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