On the 15th of December 2020 the MС-21-310 aircraft equipped with the new Russian PD-14 engines made its maiden flight from the airfield of Irkutsk Aviation Plant, a branch of Irkut Corporation (part of UAC, Rostec State Corporation). The aircraft was operated by the crew of test pilots Vasily Sevastyanov and Andrey Voropaev and test engineer Alexander Solovyev. The flight task included checks of power plant operation modes, aircraft stability and controllability, as well as the operation of its systems.