ARTICLE 28
Entry into Force
(1) This Agreement shall be ratified and the instruments of ratification shall be exchanged at Port Moresby as soon as possible.
(2) This Agreement shall enter into force one month after the date of exchange of the instruments of ratification and shall have effect:
- (a) in the case of taxes withheld at source on dividends, interest, royalties and fees for technical services in respect of amounts paid on or after the first day of January in the calendar year in which the Agreement enters into force;
- (b) in the case of other taxes, in respect of taxes levied for periods, beginning on or after the first day of January in the calendar year in which the Agreement enters into force.