Undeclared Property Improvements: Pay Back Taxes Even If Previously Assessed

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G.R. No. 106588, March 24, 1997

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Imagine buying a seemingly modest house, only to discover years later that it’s actually a multi-story building with an undeclared roof deck. This scenario can lead to unexpected tax liabilities, as illustrated in the case of Sesbreno vs. Central Board of Assessment Appeals. The Supreme Court clarified that even if a property has been previously assessed, undeclared improvements can trigger back taxes.

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This article breaks down the complexities of real property tax assessments, focusing on the implications of undeclared property improvements and the potential for retroactive tax liabilities.

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Legal Context: Real Property Tax and Undeclared Improvements

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Real property tax is a significant source of revenue for local governments in the Philippines. It is governed primarily by Presidential Decree No. 464 (The Real Property Tax Code) and subsequently by the Local Government Code of 1991. The tax is levied on real property, which includes land, buildings, and other improvements.

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A key aspect of real property taxation is accurate assessment. Property owners are required to declare their properties, including any improvements, for tax purposes. The Local Government Code mandates a general revision of real property assessments every three years (formerly five years under PD 464) to ensure that properties are valued at their current and fair market value.

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Failure to declare improvements or underreporting the value of property can lead to significant consequences. Section 25 of PD 464 addresses this issue by allowing the assessment of back taxes on real property declared for the first time:

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“Real property declared for the first time shall have back taxes assessed against it for the period during which it would have been liable if assessed from the first in proper course but in no case for more than ten years prior to the year of initial assessment; Provided, however, that the back taxes shall be computed on the basis of the applicable schedule of values in force during the corresponding period.”

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This provision essentially allows local governments to recoup unpaid taxes on previously undeclared or undervalued property improvements. The crucial question is: what constitutes