The golf rulebook is over 200 pages long, but even the most experienced golfers can find it confusing. In 2025, golf’s most unusual rule application, from technical issues to natural barriers, occurred, but even golfers never expected it to happen. This shows that knowing the rules of golf inside and out is still very important.
1. Distance Device Limitations – Distance Meter Slope Function Penalty
Although the use of rangefinders was permitted during the PGA Tour test period, an unexpected problem occurred when: davis riley He realized that his device was measuring more than just distance. During Byron Nelson’s second round of the CJ Cup, Riley’s laser rangefinder displayed a change in height, a strictly prohibited feature, even though it was allowed to measure distance. He immediately reported the rule violation to officials and received a two-stroke penalty.
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The event highlighted how technology can be both beneficial and harmful during a six-week trial period. You can use a rangefinder to measure straight-line distance, but you can’t use a rangefinder to figure out how steep or high something is. Riley’s self-report supported golf’s code of integrity and showed how easy it is for players to unintentionally break equipment rules with modern technology.
2. Playing the wrong ball – disqualification if error cannot be corrected
ben crane’s The Corales Punta Cana championship tournament ended abruptly because he hit the wrong ball. That’s because Crane hit a hazard on the 8th hole and dropped his ball, and then his second ball flew into the fairway. He thought he was playing with the first pitch, but after he hit it, it turned out that a stone was stuck to it.
PGA, Golf Helen FedEx St. Jude Classic – Round 2, June 8, 2018 Ben Crane walks off the tee on the 13th hole during the second round of the FedEx St. Jude Classic golf tournament at TPC Southwind in Memphis, Tennessee, USA. Required Credit: Christopher Hanewinckel-USA TODAY Sports, 08.06.2018 11:26:42, 10880278, 2nd Round, NPStrans, PGA, Ben Crane, TopPic PUBLICATIONxINxGERxSUIxAUTxONLY Copyright: xChristopherxHanewinckelx 10880278
Rule 6.3 requires a player to correct a wrong ball error before teeing off on the next hole. Crane did not realize his mistake until the start of the ninth inning and was automatically disqualified. Even though he knew it was over this week, he was honest about reporting himself. The rare use of this rule showed how careful ball identification must be, even by experienced tour pros with decades of playing experience.
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3. Interpretation of natural disturbances – bird droppings on greenery
During the final round of the Senior PGA Championship, padraig harrington I encountered an unexpected problem. Bird droppings on the 14th green blocked the birdie line. In this situation, it was difficult to decide what to do, as the sticky droppings could either be ‘fixed’ to the surface or removed as a loose obstruction. Harrington had a one-shot lead and needed to be sure before hitting the crucial 30 feet.
According to the Rules of Golf, officials said the fecal matter was not “remediated” and could be removed without penalty.
Officials ruled that the caked-on feces was not considered “fixed” under the Rules of Golf definition and allowed removal without penalty. Harrington cleaned up the mess and made birdie. Although animal excrement was counted as a loose object, its sticky nature created confusion that required accurate interpretation. This rare usage showed how nature can create unexpected problems during critical moments of a tournament, requiring knowledge of specialized rules.
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The 2025 PGA Tour rules show just how complex and transparent golf is. The limits of technology, the nature of the ball, and natural obstacles reminded top players that no matter how experienced they were, every rule mattered.
The post Top 3 Rare Rules on the PGA Tour to Go into Effect in 2025 appeared first on EssentiallySports.

