Club tournament.
4.3 Court size
4.3.1 Subject to RR paragraph 4.3.2, the result of a game is not an Eligible Result unless it is played on a court which: (a) in AC, is a full-size court subject only to the tolerances set in the current AC Laws or is accepted as such by the organising body; or (b) in GC, has a length unit of at least 6 yards.
4.3.2 Paragraph 4.3.1 does not apply to games in events where the average grade of the competing players is less than 1600.