KIEV, June 25 - U.S. oil major Chevron is expected to invest $25 billion in development of the Olesska shale gas deposits in Ukraine, Volodymyr Ihnashchenko, an advisor to the environment protection and natural resources minister, said Tuesday.

KIEV, June 25 - Ukraine may start massive imports of natural gas via Slovakia after a meeting with European officials in Brussels on July 4, Energy and Coal Industry Minister Eduard Stavytskiy said Tuesday.

KIEV, June 25 - Ukrainian state-run offshore developer Chornomornaftogaz has commissioned two new wells at the Shtormove gas condensate field on the Black Sea shelf, the company said.

MOSCOW, June 25 - Gazprom wants greater transparency in the process of gas pumping into Ukrainian underground storage facilities, the Russian company said following a meeting between its CEO Alexei Miller and Naftogaz Ukrainy's CEO Yevhen Bakulin in Moscow on Monday.

KIEV, June 26 – The Ukrainian government has excluded the developer of the Novokostiantynivske uranium field (Kirovohrad region) from the list of companies financed under the Nuclear Fuel of Ukraine state targeted program.

MOSCOW, June 26 - Ukraine's policy of pegging its national currency (the hyrvnia) to the U.S. dollar is inefficient in current conditions and should be substituted for a peg to a multi-currency basket, said Petro Poroshenko, Ukrainian Economic Development and Trade Minister and member and former head of the National Bank of Ukraine's board.

KIEV, June 26 - Ukraine’s third-largest oil refinery by capacity, Kherson Oil Refinery, will resume operation in July after more that three years of staying idle, an official at the local Kherson government said Thursday.

The refinery is expected to refine 450,000 metric tons of crude oil between July and the end of December, and will focus on purchasing Caspian Sea crude oil, the official said.

ZAPORIZHIA, June 24 – Ukraine has allocated UAH275 million to reconstruct the runway and the aircraft apron at state enterprise Zaporizhia International Airport, according to Hennadiy Fuks, Zaporizhia Regional State Administration deputy head.

SUDAK, June 25 – The State Railway Administration (Ukrzaliznytsia) plans to borrow over $750 million from the International Bank for Reconstruction and Development for the electrification and construction of a second track on the Dolynska-Kherson-Mykolaiv-Dzhankoi lines.

KIEV, June 25 – The World Bank says it approves of the National Bank of Ukraine's switch to the policy of a greater flexibility of the official forex rate of the hryvnia, World Bank Director for Ukraine, Belarus and Moldova Martin Raiser said in Kiev on Wednesday.