English deadline tools
Type the numbers before the last date hits
Last date, late fee, advance tax, GST return — type the numbers before the clock runs out.
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Featured tools
All 20 →GST Dates
GST due date finder
Monthly or QRMP. Typical next window, official date can move.
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GST Dates
GST late fee estimator
Return type, days late, turnover band. Rough late fee only.
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GST Dates
Invoice GST split
Inclusive or exclusive. Rate 5, 12, 18 or 28.
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Advance Tax
Advance tax calculator
Annual estimate split on 15 Jun, 15 Sep, 15 Dec, 15 Mar.
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Advance Tax
Advance tax shortfall
Already paid vs what is usually due by this instalment.
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ITR Late Fee
ITR late fee estimator
Days after deadline and income band. Typical fee pattern.
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Salary Deadlines
EPF ESI date helper
Typical 15th window for last month salary. Not a holiday list.
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Festival Budget
Festival budget splitter
Total budget split across people or gifts.
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Latest articles
All articles →Advance Tax
First time advance tax, which box to fill first
First challan. I fill tax amount first, not random codes from WhatsApp.
2026-05-05
GST Dates
School holiday week and GST due same week, plan
Kids home, GSTR-1 same week. I file before the picnic, not after.
2026-04-10
ITR Late Fee
Why official tax and this calculator differ by 2,000
My tool said one number. Portal said 2,000 more. Both can be honest.
2026-03-28
GST Dates
Cash ledger empty, challan first or return first
Ledger empty, return waiting. Challan first or the filing gets stuck.
2026-02-09
GST Dates
Rajasthan shop GSTR-3B on phone, what to keep ready
I file 3B on phone from the counter. Paper slip first, then portal.
2026-01-15
GST Dates
Small shop first GST month, which date matters
First GST month. I write 11 and 20 on the shop calendar.
2025-12-12