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Tax & business guides
Plain-language insights on income tax, GST, company law and personal finance — written by CA Aman Singhal and verified against current Indian regulations.
Compliance Due Dates Calendar
Income Tax, GST & MCA deadlines for FY 2025-26 — at a glance and month by month.
New Tax Regime vs Old Regime: Which Is Better in FY 2025-26?
A clear comparison of the new and old income tax regimes for FY 2025-26 — slab rates, the ₹12 lakh rebate, deductions, break-even point and how to choose.
12 June 2026
Read guide80C, 80D & NPS: How to Maximise Your Tax Deductions (FY 2025-26)
Section 80C (₹1.5L), 80D health insurance, the extra ₹50,000 NPS deduction under 80CCD(1B) and more — what qualifies, the exact limits, and how to legally cut your tax.
5 June 2026
Read guideCapital Gains Tax in India After July 2024: The New Rules Explained
The Finance Act 2024 changed capital gains tax from 23 July 2024 — equity LTCG at 12.5%, STCG at 20%, indexation removed on property, with a grandfathering option. Explained simply.
28 May 2026
Read guideAdvance Tax in India: Who Must Pay, Due Dates & 234B/234C Interest
Who must pay advance tax, the four instalment due dates, and how interest under sections 234B and 234C is charged on a shortfall — explained for FY 2025-26.
19 June 2026
Read guideHow to Structure Your CTC for Maximum In-Hand Salary (FY 2025-26)
Basic, HRA, employer NPS under 80CCD(2), LTA and flexi benefits all affect your take-home. How to structure your CTC to legally maximise in-hand salary.
16 June 2026
Read guideGST Registration in India: Who Needs It, Documents & Process
GST registration thresholds (₹40L goods / ₹20L services), who must register regardless of turnover, the documents required and the step-by-step process.
10 June 2026
Read guideHRA Exemption: How It’s Calculated and How to Claim It
How House Rent Allowance exemption is calculated (the three-part rule), the proof you need, and why it only applies under the old tax regime.
20 June 2026
Read guideHome Loan Tax Benefits: Sections 24, 80C and 80EEA Explained
Claim up to ₹2 lakh of home-loan interest under Section 24(b) and ₹1.5 lakh of principal under 80C — plus how the new regime changes this. Explained simply.
18 June 2026
Read guideHow to File Your Income Tax Return: Forms, Documents & Deadline
Which ITR form to use, the documents you need, the filing deadline, and how to e-verify — a plain-English guide to filing your income tax return for FY 2025-26.
20 June 2026
Read guideTDS, Form 16 & Form 26AS: How to Track and Fix Your Income Tax Refund
Form 16 vs Form 26AS vs AIS, why TDS doesn't always reflect, how your refund is actually calculated, and how to check its status — a complete guide.
24 July 2026
Read guideThe New Income-tax Act, 2025: What Actually Changed (Effective 1 April 2026)
The Income-tax Act, 1961 has been replaced by the Income-tax Act, 2025 from 1 April 2026 — the new 'Tax Year' concept, renumbered sections, and what stays the same.
22 July 2026
Read guidePresumptive Taxation for Freelancers & Professionals: Section 44ADA vs 44AD
How Section 44ADA (50% deemed profit, ₹75L limit) and Section 44AD work for freelancers, consultants and small businesses — eligibility, ITR-4, and where they don't apply.
20 July 2026
Read guideIncome Tax Notice Under Section 139(9): What a “Defective Return” Means
Got a defective return notice under Section 139(9)? What it means, the most common causes, the 15-day deadline, and exactly how to respond on the e-filing portal.
18 July 2026
Read guide80G Donations, Gratuity & Leave Encashment: Deductions People Forget
Beyond 80C and 80D — donation deductions under Section 80G, tax-free gratuity limits, leave encashment exemption and PF withdrawal rules that are easy to miss.
15 July 2026
Read guideNRI Income Tax in India: Residential Status, Taxable Income & TDS
How the 182-day residency rule works, what income is actually taxable for an NRI, why TDS on NRI income is higher, and how DTAA prevents double taxation.
12 July 2026
Read guideGST Return Filing: GSTR-1, GSTR-3B Due Dates & the QRMP Scheme
GSTR-1 and GSTR-3B due dates for monthly and QRMP filers, how the QRMP scheme works, annual return GSTR-9, and the late fees for missing a deadline.
10 July 2026
Read guideHow SIPs and Mutual Funds Are Taxed in India (FY 2025-26)
How equity, debt and hybrid mutual funds are taxed differently, why each SIP instalment has its own holding period, and how IDCW dividends are taxed.
8 July 2026
Read guideIncome Tax Glossary: Form 16, 26AS, TAN, PAN and Other Terms Explained
Plain-English definitions of the income tax terms you'll actually run into — PAN, TAN, Form 16, Form 26AS, AIS, advance tax, cess, surcharge and more.
6 July 2026
Read guideHave a tax question? Ask CA Aman directly.