S. 23 : Income from house property-Annual value-Arreras of rent-No retrospective fixation of fair rent-Orders increasing fair rent for year 2019 and for year 2022 were passed only on 24-1-2024, when lease had ended between parties, only arrears need to be determined-Common practice and also laid down in Government Order that 15 per cent increase can be made for every three years-In best interest of resolving dispute between parties, a reasonable 15 per cent increase shall be taken and calculated and submissions made to contrary shall be rejected.[S. 22, Art. 226]