KIEV, May 3 - Ukraine has reserved the right to initiate a review of its obligations to the World Trade Organization on customs duties for the next three-year period, which will begin on January 1, 2018.

"To improve the system of customs and tariff regulation and to get the opportunity to review tariff obligations in the WTO at any time during the next three-year period (2018-2020), Ukraine has reserved the corresponding right in accordance with Article XXVIII of GATT 1994," the Ministry of Economic Development and Trade said, with reference to the document.