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Rule 20: Resolving Rules Issues During Your Round

Illustration for rule 20: Resolving Rules Issues During Your Round

What this is about

Rule 20 explains what to do if you're unsure how a rule works during your round.

What you need to do

Common mistake

Playing two balls but not reporting it afterward. Without reporting to the committee, you're disqualified.

Example

Your ball lies against something odd in the woods and there's no official around. In stroke play, you play two balls: one as it lies and one after dropping with a penalty stroke. Right after your round, you report it to the committee.

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20.1 Resolving rules issues during a round

20.1a Players must avoid unnecessary delay

Resolve a rules question without unnecessarily delaying play. If you can't sort it out quickly, keep playing and raise the issue later.

20.1b Rules issues in match play

In match play, you and your opponent may agree how to resolve a rules issue. That agreement stands, even if it later turns out to be wrong, as long as you don't knowingly ignore a rule or penalty. If you can't agree, ask a referee or the Committee for a ruling in time: before anyone tees off on the next hole, or on the last hole before the result is final.

20.1c Rules issues in stroke play: playing two balls

In stroke play, you can't settle a rules issue by agreement. If you're unsure of the correct procedure, you may play two balls. Before you play, say which ball should count if the Rules allow the procedure you followed, and report the issue to the Committee before you return your scorecard, even if both balls score the same.

20.2 Rulings on questions under the Rules

20.2a Rulings by a referee

If a referee has been appointed, they decide questions of fact and how the Rules apply. You must accept that decision; there's no appeal to the Committee.

20.2b Rulings by the Committee

If there's no referee, or the referee refers the matter on, the Committee decides. It may gather evidence and ask players for their side of the story. That decision is binding too.

20.2c Applying the standard of proof when determining facts

To determine what happened to a ball, the standard is "known or virtually certain". Either there's conclusive evidence, or all reasonably available information makes it at least 95% likely that's what happened. If you don't reach that certainty, you can't assume it: a ball you then can't find, for example, simply counts as lost.

20.2d Incorrect application of the rules

If a ruling later turns out to be wrong, it's corrected if that's still possible. If it's no longer possible, the ruling stands. The Committee can always still correct an administrative error, such as a wrongly calculated result.

20.3 Situations not covered by the Rules

If a situation isn't covered by the Rules, the Committee decides. It considers all the circumstances and chooses a solution that's reasonable and fair, and consistent with how similar cases have been handled.

Practice questions about Rule 20

Questions from the exam training in the app, with the correct answer and the explanation.

What do you do if you have a rules question during the round?Illustration for a practice question about Rule 20

Answer: Ask the committee or referee for clarification

If you're unsure about a rule, ask the committee or referee (Rule 20.1). In stroke play, you may also play two balls and have the situation decided afterward.

You're unsure about the correct procedure during stroke play. What's a sensible approach?Illustration for a practice question about Rule 20

Answer: Play two balls and ask the Committee for a ruling after the round

In stroke play, if you're unsure about the correct procedure, you may play two balls (Rule 20.1c). Announce which ball is to count, and report the situation to the Committee after the round. They decide your score.

In match play, you and your opponent disagree about a rule. What do you do?Illustration for a practice question about Rule 20

Answer: You try to work it out together or ask the Committee for a ruling

In match play, players are allowed to agree together how to resolve a rules issue, as long as they don't knowingly waive a rule (Rule 20.1b). Can't reach an agreement? Then ask the Committee for a ruling.

What do you do in stroke play if you're unsure whether you're entitled to free relief?Illustration for a practice question about Rule 20

Answer: Play two balls and report it to the committee

If you're unsure, in stroke play you're allowed to play two balls and report the situation to the committee, who will decide which ball counts.

What do you do if two players disagree about a rules issue in stroke play?Illustration for a practice question about Rule 20

Answer: A player who's unsure about the rules issue may play out the hole with two balls and report this to the committee.

If there's disagreement about the rules in stroke play, you may play two balls and submit the issue to the committee after the round.

Compiled by David van Hoven from the official Rules of Golf · last checked July 17, 2026

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