Squash
World Squash Singles Rules 2025: point-a-rally to 11, best of five games, won by two clear points at 10-all.
Also: best of three, point-a-rally to 15, hand-in hand-out to 9, players choose or next point wins at 10-all, 90 seconds between games, and two serves (Squash 57). Singles or doubles.
Tennis
ITF Rules of Tennis 2026: best of three tie-break sets, with advantage.
Also: no-ad, Fast4, a match tie-break to 10 in place of the final set, pro sets to 8, short sets to 4, one set, Tie Break Tens and best of five. Singles or doubles.
Padel
FIP Rules of Padel 2026: best of three tie-break sets, with the Star Point at deuce.
Also: golden point, advantage, one advantage then a golden point, a final set without a tie-break, and Padel Australia’s shorter formats. Doubles.
Pickleball
USA Pickleball Official Rulebook 2026: side-out scoring, one game to 11, won by two, with the server’s number called.
Also: best of three or five games, games to 15 or 21, rally scoring (provisional), the freeze, service lets and win by one. Singles or doubles.
Badminton
BWF Laws: best of three games to 21. From 4 January 2027 the scorer uses the new best of three games to 15, with nothing to change.
Also: one game to 21, best of five games to 11, one game to 25 for juniors, and side-out scoring. Singles or doubles.