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GST Return Filing: Step-by-Step Process Explained

27 July 2026 by
GST Return Filing: Step-by-Step Process Explained
Gaurav Kumar

Understanding GST Return Filing — the periodic process of reporting sales, purchases, and tax liability to the GST department — starts with knowing exactly what the process involves. Here's a step-by-step breakdown for every GST-registered business, regardless of whether there was any activity in the period.

Step 1

Reconcile sales and purchase data for the period.

Step 2

Compute tax liability and available input tax credit.

Step 3

File the applicable return on the GST portal.

Step 4

Pay any balance tax due before the deadline.

Documents to Keep Ready

Before starting, it helps to have these ready so the process moves without unnecessary back-and-forth:

  • Sales and purchase invoices for the period
  • Input tax credit register
  • Bank statements for reconciliation
  • Previous period's filed returns
  • e-way bills, if applicable
  • Digital Signature Certificate or EVC access

What to Watch Out For

Filing 'nil' returns late even when there's no business activity — this is one of the most frequent slip-ups at this stage, so it's worth double-checking before you proceed.

Need Help With This?

Leegal's team handles registration, compliance, and advisory work like this end-to-end, with transparent pricing and a dedicated point of contact throughout.

Call: +91 95721 91163  |  Email: mail@leegal.in

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