In India, income tax terminology uses two different “years,” which are often mixed up:
Tax Year (Previous Year / Financial Year)Assessment Year (AY)These are defined under the
Income Tax Department (India).
🧾 1. What is Tax Year 2026–27?✔ MeaningAlso called
Financial Year (FY) 2026–27Period:
1 april 2026 to 31 march 2027This is the year in which you
earn income💡 ExampleSalary, business income, rent earned during this period = Tax Year income
📊 2. What is Assessment Year (AY) 2026–27?✔ MeaningThis is the year
after the income is earnedIt is the year when you:File your Income Tax Return (ITR)Get your income assessed by the tax department
⚠️ Important correction:👉 AY 2026–27 corresponds to
income earned in FY 2025–26, NOT FY 2026–27
🔑 Correct Mapping (Very Important)Income YearAssessment YearFY 2025–26 (Tax Year 2025–26)AY 2026–27FY 2026–27 (Tax Year 2026–27)AY 2027–28
🧠 3. Why the Confusion HappensMany people wrongly assume:“AY 2026–27 = income of 2026–27”But actually:AY is always
next year of income👉 Think of it like this:You earn first (FY), then file and get assessed next year (AY)
🧾 4. Filing Rules for AY 2026–27 (FY 2025–26 Income)For AY 2026–27, key rules include:
✔ ITR Filing PeriodUsually starts:
June–July 2026Last date (non-audit cases): typically
31 July 2026✔ Who must file?Income above basic exemption limitForeign income/assetsHigh-value transactionsTax deducted at source (TDS) claimsBusiness/profession income
📌 5. Key Filing Rules for AY 2027–28 (FY 2026–27 Income)If you actually meant
Tax Year 2026–27, then:
✔ AY will be 2027–28Filing will happen in
2027Income earned from april 2026–March 2027 is reported
⚖️ 6. Key Differences at a GlanceFeatureTax Year (FY)Assessment Year (AY)MeaningYear income is earnedYear income is assessedTimingCurrent yearNext yearFilingNot applicableITR filing happensExampleFY 2026–27AY 2027–28
📌 Simple SummaryTax Year = when you earn moneyAssessment Year = when you file tax for that moneyAY is always
one year ahead of the Tax Year🧠 One-Line Memory Trick👉 “Earn in FY, File in next AY”
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