The Unit Trust of India Act,1963
Section 24. Distribution of income after refund of initial capital
Notwithstanding anything contained in section 22 or section 23, where the whole of the initial capital has been refunded to the contributing institutions, the gross income in any year reduced by the interest payable for that year for any borrowings made by the Trust and the total amount of other expenses incurred by the Trust in that year may, but not less than ninety per cent of the gross income so reduced shall, be distributed to the unit holders in respect of that year.