A throw-in is a method of restarting play. A goal cannot be scored directly from a throw-in.

A throw-in is awarded:

when the whole of the ball passes over the touchline, either on the ground or in the air 

from the point where it crossed the touchline 

to the opponents of the player who last touched the ball


Procedure

At the moment of delivering the ball, the thrower:

bulletfaces the field of play 
bullethas part of each foot either on the touchline or on the ground outside the touch line 
bulletuses both hands 
bulletdelivers the ball from behind and over his head


The thrower may not touch the ball again until it has touched another player.

All opponents must stand no less than 2 metres from the point at which the throw-in is taken.

The ball is in play immediately it enters the field of play.

Infringements/Sanctions

Throw-in taken by a player other than the goalkeeper

If, after the ball is in play, the thrower touches the ball a second time (except with his hands) before it has touched another player:

an indirect free-kick is awarded to the opposing team, the kick to be taken from the place where the infringement occurred


If, after the ball is in play, the thrower deliberately handles the ball before it has touched another player: 

bulleta direct free-kick is awarded to the opposing team, the kick to be taken from the place where the infringement occurred 
bulleta penalty kick is awarded if the infringement occurred inside the thrower’s penalty area


Throw-in taken by the goalkeeper

If, after the ball is in play, the goalkeeper touches the ball a second time (except with his hands), before it has touched another player:

bulletan indirect free-kick is awarded to the opposing team, the kick to be taken from the place where the infringement occurred


If, after the ball is in play, the goalkeeper deliberately handles the ball before it has touched another player:

bulleta direct free-kick is awarded to the opposing team if the infringement occurred outside the goalkeeper’s penalty area, the kick to be taken from the place where the infringement occurred 
bulletan indirect free-kick is awarded to the opposing team if the infringement occurred inside the goalkeeper’s penalty area, the kick to be taken from the place where the infringement occurred

If an opponent unfairly distracts or impedes the thrower: 

bullethe is cautioned for unsporting behaviour and shown the yellow card

For any other infringement of this Law: 

bulletthe throw-in is taken by a player of the opposing team