income tax calculator
Tax Calculator Bangladesh – Calculate Your Income Tax Online (2026)
This Bangladesh tax calculator guide is built for real filing needs: accurate slab tax, minimum tax, rebate planning, surcharge checks, and final tax payable. All key rates below are aligned with NBR Income Tax Paripatra 2025-2026 (issued 21 August 2025).
Bangladesh-focused guide with practical calculation workflow.
Who This Tax Calculator Is For
- Salaried taxpayers who want monthly tax provision and year-end payable estimate.
- Freelancers and consultants who need annual liability and advance-tax planning.
- Business owners who must compare slab tax, minimum tax, and surcharge exposure.
- Anyone filing Bangladesh return who needs final payable = tax liability - tax already paid.
Official Bangladesh Income Tax Slabs (FY 2025-26)
- First BDT 350,000 of taxable income: 0%.
- Next BDT 100,000: 5%.
- Next BDT 400,000: 10%.
- Next BDT 500,000: 15%.
- Next BDT 500,000: 20%.
- Next BDT 2,000,000: 25%.
- Remaining amount above that: 30%.
Tax-Free Income Thresholds (FY 2025-26)
- Women and taxpayers aged 65+: BDT 400,000.
- Third-gender taxpayers and persons with disability: BDT 475,000.
- Gazetted war-wounded freedom fighters: BDT 500,000.
- For dependent persons with disability, guardian may get an additional BDT 50,000 per dependent (one parent/guardian can claim).
Minimum Tax Rules You Must Check
- Dhaka North, Dhaka South, and Chattogram City Corporation areas: minimum tax BDT 5,000.
- Other City Corporation areas: minimum tax BDT 4,000.
- Areas outside City Corporations: minimum tax BDT 3,000.
- If slab-tax after rebate is lower than applicable minimum tax, minimum tax still applies.
Surcharge (Net Wealth) for Individual Taxpayers
- Up to BDT 4 crore net wealth: 0% surcharge.
- Above BDT 4 crore up to BDT 10 crore, or if owning more than one motor car, or house property above 8,000 sq ft: 10%.
- Above BDT 10 crore up to BDT 20 crore: 20%.
- Above BDT 20 crore up to BDT 50 crore: 30%.
- Above BDT 50 crore: 35%.
Rates Announced for Tax Years 2026-27 and 2027-28
- First BDT 375,000: 0%, then next BDT 300,000 at 10%, next BDT 400,000 at 15%, next BDT 500,000 at 20%, next BDT 500,000 at 25%, and balance at 30%.
- Tax-free thresholds announced there: BDT 425,000 (women and 65+), BDT 500,000 (third-gender and persons with disability), BDT 525,000 (gazetted war-wounded freedom fighters).
- Minimum tax note in that section: generally BDT 5,000; BDT 1,000 for new taxpayers.
- Always validate your filing-year rule in official NBR circulars before final submission.
Step-by-Step: How to Calculate Tax Correctly
- Step 1: Compute annual taxable income from salary, bonus, and other taxable sources.
- Step 2: Apply correct slab by taxpayer type and filing year.
- Step 3: Apply investment rebate and allowable adjustments.
- Step 4: Apply minimum tax if required.
- Step 5: Apply surcharge if net wealth criteria are met.
- Step 6: Subtract tax deducted at source/advance tax to get final payable or refundable amount.
Competitor Gap Analysis and How This Guide Is Better
- Many competitor pages list only slab rates; this guide also includes minimum-tax area rules and surcharge triggers.
- Common competitor tools mention regular/minimum/reduced/final tax, but often skip clear filing workflow.
- This article separates FY 2025-26 rates from 2026-27 onward rates to avoid year-mismatch errors.
- The calculator workflow here is optimized for real return filing, not just basic slab estimation.