4. The following amendments shall be made in the Income-tax Act, 1922 (XI of 1922), namely:- (1) in section 4, sub-section (3) shall be omitted; (2) in section 10, in sub-section (2), after clause (xi), the following clause (xi a) shall be inserted, namely:- “(xi a) in respect of provision for bad and doubtful debt, made by a bank, for overdue agricultural or rural loan, a sum equal to one and a half per cent of such overdue loan or the amount of actual provision for such bad or doubtful debt in the books of the assessee, whichever is the less: Provided that if any amount out of the amount so allowed is ultimately recovered, the same shall be deemed to be a profit of the year in which it is recovered;”; (3) in section 12B, in sub-section (7), for the words “a new industrial undertaking” occurring twice, the words “an industrial undertaking” shall be substituted; (4) in section 14, in sub-section (3), in clause (b), in sub-clause (ii), in the Explanation, in clause (b), for the word “it” the words and comma “plant, machinery and equipments” shall be substituted; (5) in section 15, in sub-section (3), for the words and commas “thirty per cent of the total income of the assessee, or thirty-five thousand taka, whichever is the less”, the words “one-third of the total income of the assessee” shall be substituted; (6) in section 15AA,- (a) in sub-section (1),- (i) for the brackets and words “(including Development Loans)” the brackets and words “(including Development Loans or Bonds)” shall be substituted; and (ii) after the word “behalf ” at the end, a comma and words “, or as is contributed by an individual in any Deposit Pension Scheme sponsored by the Government” shall be inserted; (b) in sub-section (3), for the brackets and words “(including Development Loans)” the brackets and words “(including Development Loans or Bonds)” shall be substituted; (7) in section 15C,- (a) in sub-section (1), after the words “Subject to the provisions of this section”, the words and figures “and sub-section (3) of section 15” shall be inserted; (b) sub-sections (2) and (2A) shall be omitted; (c) in sub-section (3), in clause (b), after the figure “1913”, the comma and words “, and listed in a stock Exchange” shall be inserted; (8) in section 15D, in sub-section (2), for the words “twenty per cent” the words “thirty per cent” shall be substituted; (9) in section 15F, after the words and comma “income, profits and gains”, the commas and words “, not exceeding three thousand taka;” shall be inserted; (10) in section 16, in sub-section (1), in clause (a), after the word, figure and letters “section 15DD” the comma, word, figure and letters “, section 15DDD” shall be inserted and shall be deemed to have been so inserted on and from the first day of July, 1982; (11) in section 18, in sub-section (3BB), for the full-stop at the end a colon shall be substituted and thereafter the following proviso shall be added with effect from the first day of July, 1983, namely: “Provided that any person making any collection in full or in part (including collection by way of an advance) from any person on account of such purpose as may be prescribed shall also collect, on account of the tax payable by him, an amount calculated at such rate or rates and in such manner as may be prescribed, and such collections shall also be deemed to be advance payment of tax made by the assessee and shall be given credit for in his assessment.”.