On 9 October 2017, officials from Ukraine and Turkey signed an amending protocol to the 1996 income and capital tax treaty between the two countries. According to a Ukraine government release on the signing, the protocol amends Articles 4 (Resident), replaces Article 26 (Exchange of Information), and adds a new Article on assistance in the collection of taxes. The protocol is the first to amend the treaty and will enter into force after the ratification instruments are exchanged.