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Rent Increase Calculator

Free

Rent increase calculator with CPI or 25% legal cap. Enter the contract renewal month to auto-compute the 12-month CPI average per TBK Art. 344, plus an annual projection table.

✓ Free✓ No signup✓ KVKK Compliant✓ Turkish chars OK✓ Auto-deleted in 7 days
This tool only performs calculations and is NOT investment or financial advice. Rates/taxes change; verify with official sources (bank, accountant, SPK-licensed advisor) before acting.
A 25% legal cap applies to residential rent increases.
⚠️ This is the rate in effect as of 2026; the cap is a temporary provision whose duration is extended via the Official Gazette. Confirm current validity with the law or a lawyer before renewing a lease.
Current Rent
₺10.000,00
₺120.000/yr
New Rent
₺12.500,00
₺150.000/yr
Monthly Increase
+₺2.500,00
+₺30.000/yr
Applied Increase Rate
%25,0
Legal cap: %25 · 25% cap rent: ₺12.500,00
5-Year Rent Projection
1. year₺12.500,00/mo₺150.000 cumulative
2. year₺15.625,00/mo₺337.500 cumulative
3. year₺19.531,25/mo₺571.875 cumulative
4. year₺24.414,06/mo₺864.844 cumulative
5. year₺30.517,58/mo₺1.231.055 cumulative
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📖 How to Use

1
Enter values
Fill required numbers in the form.
2
Pick parameters
Currency / date / rate / bracket.
3
Compute
Result appears instantly.
4
Copy / share
Copy or share as link.

Frequently asked questions

No, there is only one general calculator; the 25% cap note is only an informational note regarding residential rents, and there is no separate "commercial rent" mode.

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