Income Tax in India: Slabs, Exemption Limit and Deductions

The exact deduction total you need for the old regime to beat the new one, computed at every income level.

File on the income tax portal, then e-verify within 30 days — the steps, the deadlines and the fee for missing them.

Who owes advance tax, the four instalment dates, and the interest under the renumbered Sections 424 and 425 if you miss them.

Every deduction with its limit and its regime — and why almost none of them applies under the default new regime.

The rollover sections CBDT names, what each covers, and the deadline that costs people the exemption.

24 months, 12.5% or 20% with indexation, and how sections 54, 54F and 54EC actually differ.

STCG and LTCG by asset class after the 2024 rules, and the holding period that decides which one applies.

30% flat, 1% TDS on sale value and no set-off of losses — with the new Income-tax Act 2025 section numbers.

How F&O and intraday income is taxed, how turnover is computed and when an audit applies.

What each document actually shows, and how to reconcile all four before you file.

India's GST is now two rates — 5% and 18% — plus nil and a 40% de-merit rate. What changed on 22 September 2025, and what did not.

These limits change by state and business type

Which GST return you file and when — GSTR-1 by the 11th, GSTR-3B by the 20th, the annual return by 31 December.

The three-way least-of calculation, the metro split, and whether rent paid to your parents counts.

Refunds usually take four to five weeks after e-verification. What each status word means, why refunds fail, and how to unstick one.

The full slab tables, the ₹60,000 rebate, surcharge caps and cess — and the misreading that costs people money.

Every filing deadline, the section 234F fee, and the interest that costs more than the fee does.

12.5% above ₹1.25 lakh a year, on holdings of more than 12 months. What counts and what does not.

The day-count tests that decide your residential status, what India can tax once you are non-resident, and how DTAA relief actually works.

The linking deadlines, the ₹1,000 fee, what breaks when a PAN goes inoperative, and how TAN differs from PAN.

How the 44AD and 44ADA presumptive schemes work, the five-year lock-out most freelancers miss, and the single advance tax date.

Which states levy professional tax, the constitutional cap, and how it is deducted.

India has no single property tax rate. Each city sets its own rate on an assessed value; Delhi's 2025-26 schedule taxed A and B colony homes at 12%.

What a 139(9), 143(1), 143(2), 148 or 156 notice means, how long you have to reply, and what happens if you do not.

Revised, belated and ITR-U compared, with the four-year window and the one-way-door rule.

The ₹1.5 lakh options ranked by return and lock-in — and why 80C may be worth nothing to you.

Section 80D limits for self, family and senior citizen parents in FY 2026-27 — and why the new regime cancels them entirely.

What actually makes up your registration bill, the Maharashtra rates from the Act itself, and how the women-buyer concession works.

₹75,000 under the new regime, ₹50,000 under the old, for salary and pension. No bills, no proof, no claim form.

Section-wise TDS rates and thresholds for FY 2026-27, and the three things people get wrong about how thresholds work.

Your income sources decide the form, not your income level — ITR-1 to ITR-7, and the conditions that push you out of the simple ones.