WASHINGTON, April 22. /TASS/. U.S. Acting Secretary of State John Sullivan at a meeting with Ukraine’s Foreign Minister Pavel Klimkin has called on the Ukrainian authorities to raise gas tariffs as well as to establish an anti-corruption court, State Department Spokesperson Heather Nauert told reporters.

"He urged Ukraine to redouble reform efforts and adhere to IMF programs by adopting legislation to establish a truly independent anti-corruption court and raising gas tariffs to import parity levels," she said.

Sullivan met with Ukrainian Foreign Minister Pavel Klimkin on April 21, on the margins of the G7 Foreign Ministers’ Meeting in Toronto, Canada.