149. Salary. — (1) Every person responsible for paying salary to an employee shall, at the time of payment, deduct tax from the amount paid at the employee’s average rate of tax computed at the rates specified in Division I of Part I of the First Schedule on the estimated income of the employee chargeable under the head “Salary” for the tax year in which the payment is made after making adjustment of tax withheld from employee under other heads and tax credit admissible under section 61, 62, 63 and 64 during the tax year after obtaining documentary evidence, as may be necessary, for:
(i) tax withheld from the employee under this Ordinance during the tax year;
(ii) any excess deduction or deficiency arising out of any previous deduction; or
(iii) failure to make deduction during the year;
(2) The average rate of tax of an employee for a tax year for the purposes of sub-section (1) shall be computed in accordance with the following formula, namely:–
A is the tax that would be payable if the amount referred to in component B of the formula were the employee’s taxable income for that year; and
B is the employee’s estimated income under the head “Salary” for that year.
(3) Notwithstanding anything contained in sub-sections (1) and (2), every person responsible for making payment for directorship fee or fee for attending board meeting or such fee by whatever name called, shall at the time of payment, deduct tax at the rate of twenty percent of the gross amount payable.
(4) Tax deductible under sub-section (3) shall be adjustable.