The Turkish Statistical Institute (TÜİK) announces inflation figures every month along with rental rate increases. The maximum rate of increase to be applied to house rents is calculated according to the 12-month average CPI data. The April 2025 rent increase rate will be determined based on the inflation data for March to be announced by the Turkish Statistical Institute (TÜİK). The Consumer Price Index (CPI) and Domestic Producer Price Index (D-PPI) data announced by TÜİK directly affect the rental rate increases. TÜİK will announce the inflation figures for March. Based on this data, the rate of increase in house and business rents will become clear. TÜİK will announce the inflation figures for March on April 3rd at 10:00. Thus, the rental rate hikes for houses and businesses for the month of April will also become clear. When the inflation data for March is announced on April 3rd, the rental rate increases for April 2025 will also be finalized.​