IPTU Residential BR
Computes residential IPTU from city rate and assessed value.
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Property tax (IPTU) calculation
The IPTU (Imposto Predial e Territorial Urbano) is the annual property tax that Brazilian municipalities levy. Its legal footing comes from Article 156 of the Federal Constitution, with the details spelled out in Article 32 of the National Tax Code (Lei 5.172/66 — CTN). The calculation itself is just IPTU = valor_venal × aliquota. Here the valor venal is the assessed value the city publishes, and the rate usually lands somewhere between 0.3% and 2% depending on how the property is used and where it sits.
Take the city of Sao Paulo: residential rates run from 0.6% to 1.6% and commercial ones from 1.0% to 2.0%, broken into progressive brackets under Lei 15.044/09. Rio de Janeiro (PCRJ) charges 1.2% on residential and as much as 2.8% on commercial. Every city keeps its own Planta Generica de Valores, a reference price map that gets refreshed from time to time, and if you think your assessment is off you can dispute it through the municipal administrative channels.
Applications
The IPTU bill shows up around January or February. Owners can pay in a single installment with discount, usually 3-7%, or break it into as many as 10 monthly payments. Agents, accountants and property managers lean on a calculator like this to size up the annual cost when weighing one property against another, and in commercial leases landlords typically hand the IPTU off to the tenant. When the bill goes unpaid it gets registered as a CDA (Certidao de Divida Ativa), which opens the door to judicial collection and, eventually, a public auction of the property.
FAQ
How is the valor venal determined? The city takes your location, lot size, built area, age of the building, construction quality and zoning, then matches all of it against its Planta Generica de Valores. The figure that comes out usually trails the market price by 30-60%.
Are there exemptions? Quite a few. Many cities waive the tax on low-value properties, on retirees living on limited income, and on churches, embassies and listed historic buildings. The exact rules come down to each municipal law.
Can I challenge the assessed value? You can. File an administrative review with the municipal tax department (Secretaria da Fazenda) before the deadline printed on the bill, and back it up with evidence such as a private appraisal.
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