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Estimate annual IMI

Select the municipality to get its IMI rate for the chosen year, then calculate the tax using the taxable value and already confirmed relief.

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Photo: Jakub Zerdzicki · Pexels

Estimate annual IMI

Select the municipality to get its IMI rate for the chosen year, then calculate the tax using the taxable value and already confirmed relief.

Rules and sources reviewed on .

Check the official municipal rate and year ↗

Choose the year and municipality to fill the rate automatically. Select the parish too where required.

Year and municipality
Do not confuse the tax year with the payment year. Official 2025 rates cover every municipality; 2026 rates are still being published.
Select the municipality where the property is located. The rate is filled using AT data for the selected year.
Taxable property value from the caderneta predial, not the market price.
Confirm the official rate for that year and an urban property without special increases or reductions.
Already confirmed relief
Do not assume eligibility based on income or taxable value. Select exemption only if recognition and validity are confirmed.
The relevant household composition is at 31 December of the year before the tax year.

Covers ordinary urban IMI, confirmed family deductions and recognised full exemptions. Excludes AIMI and special increases or reductions. The AT collection notice prevails.

Rules and sources used
AT · IMI · município e ano / municipality and yearOpen official sourceCIMI · 112Open official sourceCIMI · 112aOpen official sourceCIMI · 113Open official sourceCIMI · 120Open official source

Understand the topic

IMI: Portugal’s municipal property tax (what you pay and how to check)

What IMI is in the Algarve, who pays, how VPT and municipal rates work, payment deadlines, high-level exemptions, and how IMI differs from IMT and AIMI.

Read the guide