The Russian Professional Basketball Championship is the top-tier level men's professional club basketball competition in the country of Russia. Over the years, there have been 3 different incarnations of the Russian Basketball Championship. The Russian Super League 1, from the 1991–92 to 2009–10 seasons, the Russian Professional League (PBL), from the 2010–11 to 2011–13 seasons, and the VTB United League, from the 2013–14 season to the present. During the Soviet Union era, the USSR Premier League served as the national championship for Russian Soviet Federative Socialist Republic clubs.