Biden's administration is pushing for a 15 percent global minimum corporate tax that aims to resolve the issue of corporations sheltering profits in low-tax nations.
The talks in the Black Sea city of Sochi were organised before the plane incident, but come as the West has accused Belarus of piracy over the way the plane was made to land.
Both are now languishing in jail. Accused of orchestrating mass riots, Protasevich could be jailed for up to 15 years.