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Magnus Carlsen vs. Fabiano Caruana: World Chess Championship tie-breakers – live! | Sport

3. 7 Tie-breaks

3.7.1.a. If the scores are level after the regular twelve (12) games, after a new drawing of colors, four (4) tie-break games must be played. The games should be played using the electronic clock starting with 25 minutes for each player with an increment of 10 seconds after each move

3.7.1.b All tie-break games shall be played according to the following:

1. Play is governed by the World Championship Technical Regulations (Annex 1), which apply with the exceptions mentioned below in (2), (3) and (4). 2. The players do not need to record the moves. An arbiter shall record the moves. 3. The player who has the move may stop the clocks and consult the Arbiter's score sheet and if his next move will produce a threefold repetition of position (according to Article 9.2a of the Technical Regulations), or the 50 moves rule (according to Article 9.3a of the Technical Regulations), he must write the intended move on the score sheet and claim the draw if he wants. A player can also claim a draw according to Articles 9.2b and 9.3b of the Technical Regulations. If the claim is found to be correct, the game is immediately ended as a draw. If the claim is found to be incorrect, the Arbiter must add two (2) minutes to the opponent's remaining time and the game continues with the intended move, in accordance with Article 4 of the Regulations Technical. A maximum of two (2) incorrect claims for a draw can be made by each player. If a player makes a third (3rd) incorrect claim, the arbiter shall declare the game lost for this player. 4. If a game has ended by resignation, checkmate, time loss, stalemate, triple repetition or any other of the ways described in Article 5 of the Technical Regulations, no claim for irregularities shall be accepted (irregularities include clock settings and all other described in Article 7 of the Technical Regulations).

3.7.2 If the scores are level after the games in Article 3.7.1a, then, after a new drawing of colors, a match of 2 games will be played with a control time of 5 minutes plus an increment of 3 seconds after each move. In case of a level score, another 2-game match will be played to determine a winner. If still there is no winner after 5 such matches (total 10 games), one sudden-death game will be played as described below in Article 3.7.3.

3.7.2.b For the blitz games of article 3.7.2, the penalties mentioned in Articles 7 and 9 of the Annex 1 "World Championship Technical Regulations" shall be one (1) minute instead of two (2) minutes.

3.7.3 If the score is still level after five matches as described in Article 3.7.2, the players must play one sudden death game. The player who wins the drawing of lots can choose the color. The player with the white pieces will receive 5 minutes, the player with the black pieces will receive 4 minutes after which, after the 60th move, both players will receive an increment of 3 seconds starting from move 61. In case of draw the player with the black pieces is declared the winner.

3.7.4 There must be a pause of 10 minutes between all tie-break games, unless the Chief Arbiter decides otherwise.

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