Crystal Palace Women are under investigation by the Women's Super League for a substitution rule breach during their recent 1-0 victory over Everton. The governing body confirmed the breach this week and has stood down the match officials involved in the fixture at Gander Green Lane.

The newly-promoted side used a fourth substitution opportunity during stoppage time, contravening competition regulations. WSL rules permit five substitutes across three substitution windows, with a maximum of three substitution opportunities per match. Crystal Palace made changes in the 62nd, 83rd, 90th and 97th minutes, with forward Kirsty Howat entering in the seventh minute of a 13-minute stoppage period.

The specific breach occurred when the club use a fourth stoppage to make a substitution. League regulations clearly state teams have three opportunities to make changes, plus halftime. Using that fourth window during the match's extended added time represented a clear violation. The WSL issued a statement acknowledging the situation. "We can confirm there was a breach of competition rules in the Crystal Palace versus Everton match," the league said. They added, "We will now conduct an investigation alongside both clubs and Pro Ref and update in due course."

Pro Ref, formerly known as the PGMOL, oversees match officials for the Premier League, EFL, WSL and FA Cup. Their involvement indicates the seriousness with which the league is treating the incident, which overshadowed Lexi Lloyd-Smith's first-half winning goal. The investigation will examine the sequence of events that led to the rule being broken.

Referee Megan Wilson and her entire officiating team have been removed from their assignments for the next round of WSL and WSL 2 fixtures. Anonymous sources confirmed to The Athletic that Wilson's team will not be assigned games in the upcoming matchweek. The next round of fixtures will be announced at 4 pm BST on Monday, and those officials will not be part of those appointments.

This action demonstrates the WSL's stance on maintaining procedural integrity, even when the error may not have directly influenced the match's outcome. The officials' temporary removal is standard practice while an investigation of this nature is conducted. It allows the league to review the officiating team's application of the substitution rules during the critical final moments of the match.

The investigation comes as Crystal Palace Women continue their return to the top flight. Currently sitting 13th in the WSL table with 3 points from three games, their record shows one win and two losses. They have scored 4 goals but conceded 8, giving them a -4 goal difference. Their recent form reads as a win followed by two losses. In the broader title race, they find themselves 6 points behind early leaders Manchester City.

For a team focused on consolidation after promotion, this off-field issue is an unwanted distraction. The club will need to work closely with the WSL and Pro Ref during the investigation process. Fans can track the team's progress and upcoming challenges, including the fallout from this incident, via the club's official fixtures page and the current standings.

The WSL has not specified a timeline for completing its investigation or what potential sanctions Crystal Palace could face. Possible outcomes range from a formal warning to a points deduction, though the latter would be an extreme measure for a procedural breach. The league's statement emphasized they would "update in due course," suggesting the process may take several days.

The involvement of both clubs and the refereeing body indicates a comprehensive review is underway. Everton, who lost the match, will have input into the proceedings. The result currently stands, with Crystal Palace securing three valuable points in their fight against relegation. The club's squad depth and management will be tested as they handle this situation alongside their on-pitch commitments.

The investigation centers on the 97th-minute substitution that breached the league's substitution protocol during added time.