Local Government Code of 1991
Section 223. Notification of New or Revised Assessment. - When real property is assessed for the first time or when an existing assessment is increased or decreased, the provincial, city or municipal assessor shall within thirty (30) days give written notice of such new or revised assessment to the person in whose name the property is declared. The notice may be delivered personally or by registered mail or through the assistance of the punong barangay to the last known address of the person to be served.