Table Tennis Rules

Matches will be best of five games, with each game being played to 11 points, and must win by two.

Order of Play

In singles, the server shall first make a service, the receiver shall then make a return and thereafter server and receiver alternately shall each make a return

In doubles, the server shall first make a service, the receiver shall then make a return, the partner of the server shall then make a return, the partner of the receiver shall then make a return and thereafter each player in turn in that sequence shall make a return.

Service

Service shall start with the ball resting freely on the open palm of the server’s stationary free hand. 
The server shall then project the ball near vertically upwards, without imparting spin, so that it rises at least 16cm after leaving the palm of the free hand and then falls without touching anything before being struck.
As the ball is falling the server shall strike it so that it touches first his court and then, after passing over or around the net assembly, touches directly the receiver’s court;
In doubles, the ball shall touch successively the right half court of server and receiver. 
Whenever there is a clear failure to comply with the requirements for a good service, no warning shall be given and the receiver shall score a point.

A Let

The rally shall be a let if:
in service the ball, in passing over or around the net, touches it, provided the service is otherwise good;
the service is delivered when the receiving player or pair is not ready, provided that neither the receiver nor his partner attempts to strike the ball;
if failure to make a service or a return or otherwise comply with the laws is due to a disturbance outside the control of the player;

Play may be interrupted to correct an error in the order of serving, receiving or ends.

Play may also be interrupted because the conditions of play are disturbed in a way which could affect the outcome of the rally.

A Point

Unless the rally is a let a player shall score a point:
If his opponent fails to make a correct service;
If his opponent fails to make a correct return
If, after he has made a service or a return, the ball touches anything other than the net assembly before being struck by his opponent
If the ball passes over his court or beyond his end line without touching his court, after being struck by his opponent.
If his opponent obstructs the ball
If his opponent strikes the ball twice, successively
If his opponent, or anything his opponent wears or carries, moves the playing surface
If his opponent, or anything his opponent wears or carries, touches the net assembly
If his opponent’s free hand touches the playing surface
If a doubles opponent strikes the ball out of the sequence established by the first server and first receiver.

Order of Serving and Receiving

After each 2 points have been scored the receiving player or pair shall become the serving player or pair and so on until the end of the game.
In the instance that both players or pairs score 10 points, the sequences of serving and receiving shall be the same but each player shall serve for only 1 point in turn.
In doubles, in subsequent games of the match, the first server having been chosen, the first receiver shall be the player who served to him in the preceding game.
In doubles, at each change of service the previous receiver shall become the server and the partner of the previous server shall become the receiver.
The player or pair serving first in a game shall receive first in the next game of the match and in the last possible game of a doubles match the pair due to receive next shall change their order of receiving when first one pair scores 5 points.

Our of order Serving and Receiving

In any circumstance, all points scored before the discovery of an error shall be reckoned.