21.   By league rules, the only protective gear permissible is a helmet.

22.   By league rule, teams exchange films of the last four games they have played.

23.   By league rule, a team must be under the cap going into training camp.

24.   Ewing, Houston, John Starks and Larry Johnson were penalized under a league rule that prohibits players from leaving the bench area after an altercation begins.

25.   Following league rules, the trade will be official next Wednesday.

26.   For the Cardinals to move for next season, they would have to disregard league rules regarding franchise shifts.

27.   Four other Knicks, including Ewing, were also suspended for one game for leaving the bench during the fracas in violation of league rules.

28.   For the Cardinals to move for this season, they would have to disregard league rules concerning franchise shifts.

29.   General manager Mitch Kupchak, who is scouting the ACC tournament in Nashville, declined comment, citing league confidentiality rules.

30.   Greg Aiello, NFL director of communications in New York, said there is nothing in league rules to prevent a stadium from being built near a casino.