Overeenkomst tussen het Koninkrijk der Nederlanden en het Ko Art. 6Entry into force
This Agreement shall enter into force on the thirtieth day after the latter of the dates on which the respective Governments have notified each other in writing that the formalities constitutionally required in their respective States have been complied with, and its provisions shall have effect for the taxable years and period beginning on or after the first day of January 1988.