Memorandum from the Office of the Chairperson – THE 2023 TABLE OF REGIONAL INFLATION RATE (RIR) TO BE USED AS ONE OF THE GUIDES IN DETERMINING THE REASONABLENESS OF THE APPLICATIONS TO INCREASE TUITION AND OTHER SCHOOL FEES (TOSF) FOR ACADEMIC YEAR (AY) 2024-2025 OF PRIVATE HIGHER EDUCATION INSTITUTIONS (PHEIs).