Fivefold repetition

The fivefold repetition rule was added to the FIDE Laws of Chess in 2014 as an automatic version of the existing threefold repetition rule. Where threefold gives either player the option to claim a draw, fivefold makes the draw automatic: the arbiter declares the game drawn the moment the same position appears for the fifth time. No claim is required, and neither player can prevent the draw by declining to claim.

The exact condition

A position is considered repeated when:

The placement of every piece is identical to a previous position in the game.

The same player has the move.

The castling rights are identical for both sides.

The en passant rights are identical (if an en passant capture was available before, it must be available now).

These are the same conditions as for threefold repetition. The only difference is the count: five identical positions, rather than three, and an automatic draw rather than a claimable one.

Why the rule was added

Before 2014, chess regulations included only the threefold rule and the fifty-move rule, both of which required a player to claim. If neither player claimed, the game could continue indefinitely. In tournament practice this never produced infinite games — players almost always claim when entitled — but the theoretical possibility was unsatisfying, and online chess platforms had been implementing their own automatic-draw rules since the 1990s.

The 2014 FIDE rule change harmonised OTB and online chess. The fivefold repetition rule and the parallel seventy-five-move rule (added at the same time) both apply automatically and require no claim. They serve as a backstop: if a player has the right to claim threefold or fifty-move but does not exercise it, the position can repeat a few more times before becoming an automatic draw.

The five-times limit was chosen because, in practice, a position that has repeated three times almost always repeats two more times if neither player breaks the pattern. The automatic point is reached without significantly extending the games in which claims would have been made.

Implementation

In OTB tournament play, the arbiter is required to monitor the position and declare a draw when the fifth repetition occurs. In practice, players typically claim threefold draws long before the fivefold point is reached; the automatic rule applies only when neither side is paying attention or when both sides are continuing the position deliberately.

In online chess (chess.com, lichess.org, and other major platforms), the engine implements both rules. Threefold is claimable; fivefold is automatic. The interaction is almost identical to OTB regulations.

Practical effect

The rule’s effect is minor in practice. In essentially every game where fivefold repetition would apply, threefold repetition has already produced a draw claim. The rule’s value is purely theoretical — it guarantees that no game can continue past the fifth repetition of a position, closing what would otherwise be a small loophole in the chess rule book.

The rule has, however, been invoked in a few notable computer-assisted games where the engines have repeated positions deliberately to consume the opponent’s clock. The fivefold automatic rule prevents this kind of extended stall.

Edge cases

What if neither player claims threefold and the position repeats five times? The arbiter declares the game drawn automatically. The result is the same as if either player had claimed at the third repetition.

What if a player claims threefold but the arbiter rules the claim invalid (because the positions are not identical), and the position then repeats two more times? If the arbiter’s ruling on the threefold claim was correct (positions were not identical), the fivefold rule starts its count from the corrected position, not from the disputed claim.

What if I want to avoid the automatic draw? The only way is to break the repetition by making a different move. As long as both players continue to produce the same position, the rule applies.

Does the fivefold rule apply only after the threefold rule has been exhausted? No. The two rules are independent. Threefold gives the option to claim; fivefold applies automatically. Both can apply to the same position, but only one ends the game (the first to be triggered).

Relation to seventy-five-move rule

The fivefold repetition rule and the seventy-five-move rule were added together in 2014. Both are automatic backstops to the claimable threefold and fifty-move rules. The two automatic rules ensure that chess games cannot continue indefinitely even when both players refuse to claim available draws.

In international tournament play the rule is treated as a backstop and is rarely invoked in major events. In casual online play it appears more often, mostly in time-trouble situations where players continue making moves automatically and produce repetitive positions without claiming.

The rule has been in effect since July 1, 2014. It applies to all standard chess games played under FIDE rules.