New Income Tax Act 2025: Does It Apply to the ITR You're Filing Now? (Old Act vs New, Explained)
You've seen the headlines: the Income Tax Act, 1961 is gone, replaced by the new Income Tax Act, 2025 from April 1, 2026. And now you're filing your ITR in the middle of 2026, wondering: which law applies to my return? Old form or new form? "Assessment Year" or "Tax Year"? The short answer takes one sentence. The full answer — including the one genuinely confusing mapping everyone should bookmark — takes five minutes. The one-sentence answer The return you are filing right now — for income earned between April 2025 and March 2026 — is governed entirely by the old Income Tax Act, 1961, with the old forms and the old "Assessment Year 2026-27" wording. Nothing about it changes because of the new Act. The new Act applies only to income you're earning from April 1, 2026 onwards — which you'll file in 2027. So for this filing season: same ITR-1/ITR-2 forms, same Form 16 from your employer, same Form 26AS, same July 31 deadline, same every...