(10)In a case other than that referred to in section 392(2)(a), where under an agreement or an arrangement, if the tax chargeable on any income of the recipient referred to in this Chapter is to be borne by the payer, then, for the purposes of deduction of tax, the income shall be increased to an amount which after deduction of tax as per provisions of this Chapter becomes equal to the net amount payable under such agreement or arrangement.