The
Bombardier CSeries is a family of
narrow-body,
twin-engine, medium-range
jet airliners currently under development by Canadian manufacturer
Bombardier Aerospace. The CSeries models are the 110-seat
CS100 and the 135-seat
CS300. These were initially named C110 and C130, respectively. In certification documentation, the CSeries family is designated
Bombardier BD-500, with suffix
-1A10 for the CS100 and
-1A11 for the CS300.