India-Mauritius DTAA Principal Purpose Test 2026: What CBDT Notification 135/2026 and the New Article 27B Mean for Mauritius Investors

India Mauritius DTAA principal purpose test: CBDT Notification 135/2026 gives effect to new Article 27B from 10 August 2026. What changed and what to do.

Penalty Waiver Under Section 440 of the Income-tax Act 2025: CBDT Notification 134/2026 Brings the New Form 161 for Misreporting Cases

CBDT Notification 134/2026 substitutes Form 161 for penalty waiver under Section 440: pay 100% or 120% additional income-tax instead of a 200% misreporting penalty.

Tax Audit Applicability for FY 2025-26: Who Must File by September 30, 2026 (Section 44AB Limits, the Rs 10 Crore Test and the Presumptive Trap)

Tax audit applicability for FY 2025-26: Section 44AB limits (Rs 1 crore, Rs 10 crore digital, Rs 50 lakh profession), the presumptive trap and the September 30, 2026 due date.

Section 43B(h) and the September 30, 2026 Tax Audit: The MSME Payment Disallowance Founders Get Wrong (and Its Move to Section 37 of the Income-tax Act 2025)

Section 43B(h) disallows dues to a micro or small enterprise unpaid at 31 March. What your FY 2025-26 tax audit must report by 30 September 2026, and its move to Section 37, Act 2025.

CBDT FAQ Deep-Dive #12: Section 40(a)(ia) TDS Disallowance Before the September 30, 2026 Tax Audit and the Move to Section 35(b) of the Income-tax Act 2025

Section 40(a)(ia) disallows 30% of a resident payment where TDS was not deducted or not paid by the ITR due date. How it works before the 30 September 2026 tax audit, and the move to Section 35(b) of the Income-tax Act 2025.

POEM in 2026: When Is Your Foreign Company Tax-Resident in India? Section 6(3) to Section 6(10) of the Income-tax Act 2025

POEM decides when a foreign company is tax-resident in India. A 2026 guide to Section 6(3) and the new Section 6(10) of the Income-tax Act 2025, the ABOI test and the Rs 50 crore relief.

Bad Debts Deduction Under Section 36(1)(vii) Before the September 30, 2026 Tax Audit: The Write-Off Test and the Move to Section 31 of the Income-tax Act 2025

How to claim a bad debts deduction under Section 36(1)(vii) before the September 30, 2026 tax audit: the write-off test after TRF Ltd, the Section 36(2) conditions, and the move to Section 31 of the Income-tax Act 2025.

CBDT FAQ Deep-Dive #10: ICDS and Method of Accounting Under Sections 276 and 277 of the Income-tax Act 2025

Section 145 becomes Section 276 and Section 145A becomes Section 277 under the Income-tax Act 2025 from 1 April 2026. How ICDS, method of accounting and inventory valuation carry forward into FY 2026-27, with a Form 3CD action checklist and FAQ.

CBDT FAQ Deep-Dive #9: Inter-Corporate Dividends Under Section 148 of the Income-tax Act 2025 (Successor to Section 80M)

Section 148 of the Income-tax Act 2025 replaces Section 80M: how domestic companies claim the inter-corporate dividend deduction, and the one-month timing rule.

Form ITR-BN Explained: CBDT Notification 97/2026 and the New Block Assessment Return for Search Cases

CBDT Notification 97/2026 notifies Form ITR-BN for block assessment in search and seizure cases. Who files it, the block period, the 60 per cent rate, and what changes from 1 April 2026.