Issue link: http://itf.uberflip.com/i/536583
20 Supervisor and recommend that the player is ruled unable to compete in the match to be played, or retired from the match in progress. The Referee in consultation with the Grand Slam Supervisor shall use great discretion before taking this action and should base the decision on the best interests of professional tennis, as well as taking all medical advice and any other information into consideration. The player may subsequently compete in another event at the same tournament if the Tournament Doctor determines that the player's condition has improved to the extent that the player may safely physically perform at an appropriate level of play, whether the same day or on a later day. * It is recognized that national laws or governmental or other binding regulations imposed upon the event by authorities outside its control may require more compulsory participation by the Tournament Doctor in all decisions regarding diagnosis and treatment. 4. Toilet/Change of Attire Break A player is allowed to request permission to leave the court for a reasonable time for a toilet break/change of attire break (women's events). Toilet breaks should be taken on a set break and can be used for no other purpose. Change of attire breaks (women's events) must be taken on a set break. In women's singles events a player is entitled to two (2) breaks during a match. In men's singles events a player is entitled to one (1) toilet break during a best of three (3) set match and two (2) toilet breaks during a best of five (5) set match. In all doubles matches, each team is entitled to a total of two (2) breaks. If partners leave the court together, it counts as one of the team's authorised breaks. Any time a player leaves the court for a toilet break, it is considered one of the authorised breaks regardless of whether or not the opponent has left the court. Any toilet break taken after a warm-up has started is considered one of the authorised breaks. Additional breaks will be authorised but will be penalised in accordance with the Point Penalty Schedule if the player is not ready to play within the allowed time. Any player abuse of this rule will be subject to penalty in accordance with the Unsportsmanlike Conduct section of the Code of Conduct. X. SUSPENSION AND POSTPONEMENT The Chair Umpire or the Referee in consultation with the Grand Slam Chief of Supervisors may suspend a match temporarily due to darkness or conditions of the grounds or weather. Any such suspension by a Chair Umpire must be reported immediately to the Referee. The Referee must, however, make all decisions