The Server wins the point
if the ball served, not being a let, touches the receiver or anything which he wears or carries, before it hits the ground
if the receiver loses the point
The Receiver wins the point
if the server serves two consecutive faults
if the server loses the point
If the ball in play touches a permanent fixture (other than the net, posts, singles sticks, cord or metal cable, strap or band) after it has hit the ground, the player who struck it, wins the point;
If the ball in play touches a permanent fixture (other than the net, posts, singles sticks, cord or metal cable, strap or band) before it hits the ground his opponent wins the point.
In a doubles game, if the ball served touches the partner of the receiver or anything which he wears or carries, before it hits the ground, the server wins the point. The ball shall be struck alternately by one or other player of the opposing pair and if a player touches the ball in play with his racket in contravention of this rule, his opponents wins the point.
A player loses the point if
he fails to return the ball in play directly over the net, before it hits the ground twice consecutively
he returns the ball in play so that it hits the ground, a permanent fixture or other object, outside any of the lines which bound his opponents court
he volleys the ball and fails to make a good return even when standing outside the court
he touches or strikes the ball in play with his racket more than once in making a stroke
he or his racket or anything which he wears or carries, touches the net, posts, cord or metal cable, strap or band or the ground within his opponents court at any time while the ball is in play
he volleys the ball before it has passed the net
the ball in play touches him or anything that he wears or carries, except his rackets or hands
he throws his racket and the racket hits the ball
a player deliberately and materially change the shape of the racket during the game
If the player wins his first point, the score is called 15 for that player. On winning his second point, the score is called 30 for that player. On winning his third point the score is called 40 for that player and the fourth point won by the player who's score is 40 will win the game.
If both the players have won three points, the score is called Deuce and the next point won by a player is scored Advantage for that player. If the same player wins the next point, he wins the game. If the other player wins the next point the score is again called Deuce and so on, until the player wins the two points immediately following the score at deuce, when the game is scored for that player.
A player (or players) who first wins six games wins a Set, except that he must win by a margin of two games over his opponent and where necessary a Set shall be extended until this margin be achieved.