Withholding tax on specified payments: fixed resident rate and prevailing rates for non-residents, exempting non taxable income. Amendment requires the payer to deduct income-tax on specified payments: at a fixed rate for resident payees and at the rates in force for non-resident payees (including foreign companies); provided that no deduction shall be made for non-residents or foreign companies in respect of income that is not chargeable to tax under the Act.