 He is also in charge in A-team international matches, including 2010 and 2014 World Cup qualifiers as well as 2008 and 2012 UEFA EURO qualifiers.Kulbakov has missed the first half of 2013 national championship due to injury.In June 2013 Kulbakov together with 5 other referees was selected to officiate the final tournament of UEFA U-19 EURO 2013 which took place in Lithuania in July 2013.