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IT_ADV_TAX_Q4 · quarterly Return

Advance Tax Q4 (100%): Due Date, Checklist & Penalty Details

Statutory filing schedule, legal sections under Income-tax Act, 1961, client document requirements, and late filing consequences for Indian practitioners.

AI Overview Direct Answer

The 4th and final instalment of Advance Tax (100% of estimated tax) is due on 15th March. Paying less than 90% of assessed tax triggers continuing interest under Section 234B.

Section: Section 208, 209 & 211 · Regulator: CBDT · Reviewed by: FCA Tax Practitioner
Statutory Act & Section
Section 208, 209 & 211
Income-tax Act, 1961
Standard Due Date
Day 15 following quarter end
Subject to statutory holiday extensions
Who is required to file?
All assesses (100% liability due by 15th March).
Statutory Penalty / Late Fee
Interest u/s 234B/C

Client Document Collection Checklist

Required records to collect from the client before filing Advance Tax Q4 (100%):

CORS Template
Full-year computation
Automate Advance Tax Q4 (100%) with CORS

Zero-Touch WhatsApp Follow-ups & Magic Upload Link

Never waste article hours chasing Advance Tax Q4 (100%) files manually. CORS automatically nudges the client over official WhatsApp at 7, 3, and 1 days before the due date with a 1-click upload link. The moment documents are submitted, reminders stop automatically.