The game begins with a toss. The winning team chooses to serve or to start the play at either end of the court.
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A player of the serving side shall serve from the right service court when the score is zero or an even number. Whereas, a player serves from the left service court when the score is an odd number.
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All double matches are best of three games. The first side to 21 points wins the game. If the score is 20-20, a side must win by two clear points to win the game. If it reaches 29-29, the first to get their 30th point wins.
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Teams are required to switch sides on the court at the end of the first game. Also, at the end of the second game, if there is a third game. And, during the third game, the team switches after scoring 11 points.
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A let may be given for any accidental occurrence. If a shuttle is caught in the net and remains suspended on top or, after passing over the net, is caught in the net, 'let' shall be excepted on service.
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During service, if the receiver and server are both faulted at the same time, it shall be a 'let.'. If the server serves before the receiver is ready, it shall be a 'let.'.
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