3. (1) Notwithstanding anything contained in sub-sections (1), (3) and (4) of section 6 of the ¹[* * *] State Acquisition and Tenancy Act, 1950 (hereinafter referred to as the said Act), a rent-receiver, whose interests in any estate, taluk, tenure, holding or tenancy or part thereof, not held under wakf, wakf-al-aulad, debutter or any other trust, have been acquired under sub-section (1) of section 3 of the said Act after the 1st day of April, 1956, shall, with effect from the date of such acquisition, be entitled to receive annually, in cash, in respect of such interests, at such time and in such manner as may be prescribed, an ad-interim payment at the rate of one-sixth of the net income calculated according to the provisions in sub-section (2). (2) For the purposes of sub-section (1), the net income of a rent-receiver from any estate, taluk, tenure, holding or tenancy or part thereof shall be calculated by deducting from the gross assets, consisting of the aggregate of the rents and cesses which were payable to such rent-receiver by his immediately subordinate tenants in such estate, taluk, tenure, holding, tenancy or part thereof for the agricultural year immediately preceding the date of acquisition, the following, namely:- (a) the sums which were or are calculated as payable by such rent-receiver for such year as land revenue or rent and cesses to the Government or to his immediate landlord, as the case may be, in respect of such estate, taluk, tenure, holding, tenancy or part thereof; (b) the sums which were or are calculated as payable by such rent-receiver in respect of such assets for such year as taxes under the Bengal Agricultural Income-tax Act, 1944 and the ²[Income-tax Ordinance, 1984 (XXXVI of 1984)]; (c) the average annual expenditure, if any, incurred by such rent-receiver on account of maintenance of any irrigation or protective works in such estate, taluk, tenure, holding, tenancy, or part thereof; and (d) collection charges not exceeding twenty per centum of the gross assets. (3) In calculating the amounts of deduction under sub-section (2), the Revenue-officer shall be guided by such rules as may be made in this behalf by the Government.