Real property tax (RPT) constitutes a primary source of revenue for local government units (LGUs) in the Philippines. Authorized under Republic Act No. 7160, the Local Government Code of 1991 (LGC), particularly Title II, Book II thereof (Sections 232–283), RPT is an ad valorem tax levied on real properties such as land, buildings, and other improvements thereon, as well as machinery and equipment.

The term “Building Tax” in the Philippine context generally refers to the component of RPT imposed on buildings and structures classified as improvements to land. There is no distinct national building tax separate from RPT; both are governed by the same legal framework. Buildings and improvements are assessed separately from the land but fall under the identical rules for taxation, delinquency, and penalties.

Legal Framework

The power to impose RPT is vested in provinces, cities, and municipalities (Sec. 232, LGC). Barangays do not levy basic RPT but receive shares from collections. The tax is computed based on the assessed value of the property, determined by multiplying the fair market value by the applicable assessment level prescribed by the local sanggunian through ordinance. The basic RPT rate shall not exceed one percent (1%) of the assessed value in provinces and municipalities, and two percent (2%) in cities.

Additional levies subject to the same penalty regime include the Special Education Fund (SEF) tax equivalent to one percent (1%) of the assessed value (Sec. 236) and special levies such as the tax on idle lands (which may be imposed at up to five times the basic rate under certain conditions) or levies for public works.

Assessment and Declaration

Property owners or administrators are required to declare their real properties for assessment purposes within sixty (60) days from acquisition or completion of improvements (Sec. 222, LGC). Failure to declare new or additional properties, or to notify the assessor of transfers or changes, may result in the imposition of back taxes covering up to ten (10) years, plus applicable penalties and interest as determined by the local treasurer.

Payment Schedule and Incentives

The basic RPT becomes due and payable on the first day of January of each year (Sec. 247, LGC). LGUs may fix the payment period, commonly allowing payment in full within the first quarter or in four equal quarterly installments on or before the last day of January, April, July, and October. The exact schedule is set by local ordinance or revenue code.

LGUs are authorized to grant discounts for prompt payment or advance payment, not exceeding twenty percent (20%) of the tax due (Sec. 252, LGC). Many LGUs offer discounts of ten percent (10%) to twenty percent (20%) for full payment within the first quarter or early payment of future years.

Penalties for Non-Payment

Upon failure to pay the RPT, including the tax on buildings, when due, the property is considered delinquent. Under Section 255 of the LGC, the taxpayer shall be subject to the payment of interest at the rate of two percent (2%) per month on the unpaid amount or any fraction thereof, until the tax is fully paid. In no case shall the total interest on the unpaid tax amount to more than thirty-six (36) months (equivalent to a maximum of seventy-two percent (72%)).

In addition to the statutory interest under the LGC, most LGUs, through their respective Revenue Codes or tax ordinances, impose a one-time surcharge for delinquency, commonly twenty-five percent (25%) of the delinquent tax. These local surcharges apply in conjunction with the monthly interest and are collected together with the principal tax, SEF, and any other special levies. Penalties accrue automatically upon expiration of the payment deadline and continue to run until full settlement.

The same penalties apply to the SEF tax, idle land tax, and other special assessments levied under Title II of the LGC.

Delinquency Collection Procedures

Notice of Delinquency – The local treasurer is required to send written notices of delinquency to the taxpayer (Sec. 256, LGC).
Certificate of Delinquency – After the lapse of the prescribed period (typically one year from the date of delinquency), the treasurer issues a certificate of delinquency and posts notices in prominent places.
Warrant of Levy – The treasurer may issue a warrant of levy on the delinquent real property or, in certain cases, on personal property of the owner (Secs. 257–259).
Advertisement and Public Auction – The delinquent property is advertised for at least thirty (30) days and sold at public auction to the highest bidder. Proceeds of the sale satisfy the delinquent tax, accrued interest, surcharge, penalties, and all expenses of the sale (Sec. 260, LGC).
Certificate of Sale – A certificate of sale is issued to the purchaser.

Redemption Rights

The original owner or any person having legal interest in the property may redeem the same within one (1) year from the date of the auction sale by paying the amount of the purchase price, plus interest at the rate of two percent (2%) per month (Sec. 261, LGC). Upon redemption, the certificate of sale is cancelled and the property is restored to the owner.

If the property is not redeemed within the one-year period, a final deed of conveyance is executed in favor of the purchaser. The purchaser may then register the deed and apply for a new title. In the absence of a bidder or if the LGU itself purchases the property, it may be forfeited to the government and disposed of according to law.

Other Sanctions and Liabilities

Tax Lien – Delinquent RPT creates a lien on the property that is superior to all other liens and encumbrances, attaching from the time the tax becomes due (Sec. 246, LGC). The lien survives even after transfer of ownership.
Civil Action – The LGU may institute a civil action in court for the collection of the tax, penalties, interest, and costs (Sec. 270, LGC).
Criminal Liability – Mere non-payment does not give rise to criminal liability; however, fraud, willful evasion, falsification of tax declarations, or concealment of property may subject the taxpayer to criminal prosecution under the LGC, the Revised Penal Code, or applicable local ordinances.
Effects on Transactions – No transfer, sale, or mortgage of real property may be registered without a tax clearance or payment of all delinquent taxes and penalties. This requirement applies even to judicial sales or extrajudicial foreclosures.

Exemptions and Relief Measures

Properties enumerated in Section 234 of the LGC are exempt from RPT, including real property owned by the government for public use, religious institutions (subject to conditions), charitable and educational institutions, and certain agricultural or cultural properties. LGUs may also grant temporary exemptions, tax relief, or condonation through ordinances, particularly during calamities, pandemics, or economic emergencies.

Remedies Available to Taxpayers

A taxpayer who contests the assessment may file a written protest with the local treasurer within thirty (30) days from receipt of the assessment notice, accompanied by payment under protest. Appeals may be elevated to the Local Board of Assessment Appeals (LBAA) within sixty (60) days, then to the Central Board of Assessment Appeals (CBAA), and ultimately to the Court of Tax Appeals or Supreme Court if necessary.

Variations and Practical Considerations

While the LGC establishes the national legal framework and the baseline interest penalty under Section 255, the specific rates of surcharge, exact due dates, discount structures, grace periods, and detailed procedural rules are set forth in the Revenue Code or tax ordinance of each province, city, or municipality. Property owners must therefore refer to the local assessor’s office and treasurer’s office for jurisdiction-specific requirements. Factors such as property classification (residential, commercial, industrial, agricultural, or mineral) affect assessment levels and, indirectly, the absolute amount of penalties.

Non-payment of real property tax and the associated building tax carries significant financial and legal consequences, including continuous accrual of interest and surcharges, potential loss of property through public auction, and impediments to property transactions. Timely compliance remains the most effective means of avoiding these repercussions.