As first reported by JaySki.com, NASCAR released an addition to its rulebook that allows it to limit the number of entries for a Cup Series race to 40 teams. The new rule allows NASCAR to fill open slots based on the team owner’s points standings

With a federal appeals court in Richmond, Virginia overturning a district judge ruling that forced NASCAR to recognize 23XI Racing and Front Row Motorsports as de facto chartered teams, the Sanctioning Body has now formally modified its entry requirements for each remaining race this season.

Following 23XI Racing and Front Row Motorsports losing charter status, NASCAR is making mid-season rule changes that'll affect their race entry process