More than 100 million properties will now be subject to national tracking, and experts warn that the new rule could increase taxes and change real estate inspections.
A IRS made official in October 9th, 2025 o Brazilian Real Estate Registry (CIB), a system that promises revolutionize real estate control and taxation in the country. The measure was published in Normative Instruction No. 2.275/2025 and integrated the CIB to the National Territorial Information Management System (Sinter), expanding the ability to cross-reference data from different agencies.
The new registration creates a unique identifier for each property, Which is mandatory in deeds, records and notarial acts. With this, the IRS intends standardize information and detect tax irregularities more quickly. In addition, the government will define an annual reference value, calculated based on market data and physical and legal characteristics of propertiesThis value will be used to purchase, sale, rental, inventories and tax returns, which could increase the tax base e increase the tax burden of companies and citizens.
Federal Revenue promises transparency, but experts warn of increased oversight
According to IRS, the new system searches "increase transparency and reduce tax evasion" in real estate and asset transactions. To achieve this goal, the platform will integrate registry offices, city halls and federal agencies in the same digital environment. This way, it will be possible automatically cross-reference data e identify tax discrepancies more efficiently.
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However, tax law experts assess that the change will expand the scope of oversight. The lawyer Eduardo Natal, partner at the firm Natal & Manssur and president of Tax Transaction Committee of the Brazilian Tax Law Association (ABAT), explained that “the reference value tends to become a parameter for the IRS, facilitating the detection of inconsistencies in real estate transactions”.
According to him, the impact will be direct on taxpayers, as companies with large real estate assets will be among the first to join the registry. Furthermore, the registries will electronically send information to SinterOr this will expand control over property movements and transfers. In this way, the IRS will start to monitor the Brazilian real estate market in real time.
Gradual implementation and direct impact on taxes
O Brazilian Real Estate Registry will start operating in the capitals and in the Federal District still in 2025, and will expand for other municipalities until 2027. According to the IRS, large companies and developers will have priority in the initial phase, which will allow test the system on a national scale.
With annual reference value, taxes such as IPTU, ITBI and IR on capital gains could be recalculated based on higher market valuesThis change tends to increase federal revenue e directly impact taxpayers' pockets. Although the government argues that the model promotes tax justice, tax experts say the measure will result in higher taxes.
Furthermore, full digitalization will allow track transactions in real time, strengthening control over purchase and sale operations. Thus, Brazil enters into a new era of tax traceability.
Lawyers recommend attention and tax planning
The lawyer Eduardo Natal reinforced that companies and taxpayers need to prepare for the changes. According to him, “It is essential to monitor the implementation of the CIB and evaluate the effects of the reference value on the tax burden and possible corporate restructurings”.
The integration between CIB and Sinter will form a unified databaseOr this will allow you to quickly detect fraud, omissions and tax discrepancies. Although the government presents the measure as a step forward in transparency, experts believe that the new system will expand the power of inspection e will pressure the taxpayer to declare higher amounts.
Furthermore, the real estate industry will go through structural changes. The requirement for standardized data will force companies and citizens to review contracts, deeds and registration processesOr this will require more legal and accounting attention.
What changes with the new “Real Estate CPF”
- Each property will receive a unique identifier that is mandatory in deeds and records.
- The government will create an annual benchmark based on market data.
- Registry offices, city halls and federal agencies will be integrated into Sinter.
- Companies with large assets will be the first to be included in the system.
- Implementation will take place gradually between 2025 and 2027.
With Normative Instruction No. 2.275/2025, published in Official Gazette of the Union on October 10, 2025, the government starts a new chapter in Brazilian tax administration. O “Real estate CPF” promises transparency, digitalization and efficiency, but the central question remains: Will this tax modernization bring tax justice or just more taxes for the taxpayer?


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