The outermost lines form the doubles court. So in a doubles rally, the shuttle is allowed to land anywhere on the court. In singles, the usual boundary includes everything, up to the first side line. For doubles, the whole court is used.
The doubles service line is marked out 76cm (2.5ft) from the baseline. The doubles back service line runs parallel to the baseline and like the baseline, runs the full width of the court.
The doubles service line is marked out 76cm (2.5ft) from the baseline. The doubles back service line runs parallel to the baseline and like the baseline, runs the full width of the court.
With laws of badminton dictating specific rules for service in badminton, the court has two service lines, the short service line, which is 1.98m (6.5 feet) from the net, and long service line 0.72m (2.36 feet) in from the baseline, specifically marked for this purpose.
Badminton Rules: Doubles – what's in and what's out? During the main part of a badminton doubles rally, every part of the court is in. However, the serve must fall into the 'short and ' area diagonally opposite the server. The side tramlines are in, but the rear tramlines are out during the serve.
The length of a badminton court is 13.40 metres, as mentioned above. There are two sets of sidelines, one for singles and one for doubles. The singles' sidelines are 5.18 metres apart, while the doubles sidelines run wide until 6.10 metres.
- A legal doubles serve would land in the area bounded by the center line, the doubles long service line, the doubles side line and the short service line (short and wide). - Once the serve is made in doubles, the court area is bounded by the doubles sideline and the back boundary line.
In singles the court is thinner, with the wide, outside 'tramlines' out of bounds. In doubles the court is full width and these tramlines are now 'in'. During service in doubles, the court is short, with the rear 'tramlines'at the back of the court, being out of bounds until the serve is returned.
Each doubles service court is bounded by the short service line, the centerline, the doubles sideline, and the doubles back service line. Its dimensions are 13 feet (3.96 m) long by 10 feet (3.05 m) wide. It is sometimes referred to as short and . The side alley is in bounds; the back alley is not.