(2)If the owner or charterer of any ship or aircraft carrying persons from any place in the territory of India to any place outside India allows any person to whom sub-section (1) [or the first proviso to sub-section (1-A)] [ Inserted by Act 54 of 2003, Section 11 (w.r.e.f. 1.6.2003).] applies to travel by such ship or aircraft without first satisfying himself that such person is in possession of a certificate as required by that sub-section, he shall be personally liable to pay the whole or any part of the amount of tax, if any, payable by such person as the [Assessing Officer] [ Substituted by Act 4 of 1988, Section 2, for " Income-tax Officer" (w.e.f. 1.4.1988).] may, having regard to the circumstances of the case, determine.