On 3 July 2019, Yevhenii Tsymbaliuk held a meeting with OSCE Secretary General, during which he presented accreditation letter of the Permanent Representative of Ukraine to the Organization for Security and Co-operation in Europe.

Thomas Greminger has assured Yevhenii Tsymbaliuk that Ukraine will remain the top priority issue on the agenda of the OSCE. Permanent Representative of Ukraine has emphasized the urgency of maximum possible use of the OSCE potential for countering the security and humanitarian challenges stemming from Russia's ongoing aggression against Ukraine.

A number of working issues on the interaction between Ukraine and OSCE including its structures, in particular the field presences in Ukraine, were discussed.