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The Laws of Badminton

The Laws of Badminton and Competition Regulations in the BWF Statutes provide the detail on every aspect of the game of badminton.

Below is a brief overview - simplified rules.

Scoring System

A match consists of the all-time of 3 games of 21 points.
Every fourth dimension in that location is a serve – there is a betoken scored.
The side winning a rally adds a point to its score.
At 20 all, the side which gains a 2 point lead first, wins that game.
At 29 all, the side scoring the 30th point, wins that game.
The side winning a game serves first in the adjacent game.

Interval and Alter of Ends

When the leading score reaches 11 points, players have a sixty second interval.
A 2 minute interval between each game is allowed.
In the third game, players change ends when the leading score reaches 11 points.

Singles

At the beginning of the game (0-0) and when the server's score is even, the server serves from the correct service court. When the server'southward score is odd, the server serves from the left service court.
If the server wins a rally, the server scores a point and and so serves again from the alternate service court.
If the receiver wins a rally, the receiver scores a betoken and becomes the new server. They serve from the advisable service court – left if their score is odd, and right if it is fifty-fifty.
Doubles

A side has simply i 'set'.
The service passes consecutively to the players as shown in the diagram.
At the beginning of the game and when the score is even, the server serves from the right service court. When it is odd, the server serves from the left court.
If the serving side wins a rally, the serving side scores a point and the same server serves again from the alternating service court.
If the receiving side wins a rally, the receiving side scores a point. The receiving side becomes the new serving side.
The players exercise non change their respective service courts until they win a betoken when their side is serving.

If players commit an error in the service courtroom, the mistake is corrected when the mistake is discovered.

In a doubles friction match between A & B against C & D. A & B won the toss and decided to serve. A to serve to C. A shall be the initial server while C shall be the initial receiver.

Form of action / Caption

Score

Service from Service Court

Server & Receiver

Winner of the rally

	Love All	Right Service Courtroom. Existence the score of the serving side is fifty-fifty.	A serves to C A and C are the initial server and receiver.	A & B
A & B win a point. A & B will change service courts. A serves once again from Left service courtroom. C & D will stay in the same service courts.	1-0	Left Service Court. Being the score of the serving side is odd	A serves to D	C & D
C & D win a point and also right to serve. Nobody will alter their respective service courts.	ane-1	Left Service Court. Being the score of the serving side is odd.	D serves to A.	A & B
A & B win a point and likewise right to serve. Nobody will alter their respective service courts.	2-1	Right Service Court. Being the score of the serving side is even.	B serves to C	C & D
C & D win a point and also right to serve. Nobody volition change their corresponding service courts.	2-ii	Correct Service Courtroom. Being the score of the serving side is even.	C serves to B	C & D
C & D win a betoken. C & D will alter service courts. C serves from Left service courtroom. A & B will stay in the same service courts.	3-2	Left Service Court. Being the score of the serving side is odd.	C serves to A	A & B
A & B win a betoken and besides right to serve. Nobody will modify their respective service courts.	iii-3	Left Service Court. Being the score of the serving side is odd.	A serves to C	A & B
A & B win a point. A & B will alter service courts. A serves again from Right service court. C & D will stay in the same service courts.	4-3	Right Service Court. Being the score of the serving side is even.	A serves to D	C & D

Notation that this means:

The order of server depends on the score odd or even same as in singles.
The service courts are changed past the servicing side only when a point is scored. In all other cases, the players proceed to stay in their corresponding service court from where they played previous rally. This shall guarantee alternate server.