Russian President Dmitry Medvedev signed...

Russia and Belarus also agreed to increase transit tariffs every year based on an agreed-on formula, with the fee rising 11% this year.

Russian oil supplies via the ex-Soviet republic continued throughout the dispute. A spat between Moscow and Minsk in 2007 led to disruptions in supplies to Poland and Germany.

Russia has had frequent disputes with its former Soviet neighbors over energy prices in recent years, as it has moved to bring tariffs closer to free market levels. The West has accused Moscow of using energy as a political tool in ties with Ukraine and Belarus, major transit nations for its natural gas and oil exports.

MOSCOW, February 15 (RIA Novosti)