How long is the service line in badminton?

In Badminton, the service line is located 1.98 meters (6 feet 6 inches) from the net on each side of the court. This line is used to determine the area where the server must deliver the shuttlecock during a serve. For doubles play, the service area is shorter, with the service box measuring 1.41 meters (4 feet 7 inches) in width.