Absolutly... its an interesting one where the line is drawn. but there is definatly one - say between modifying your command maps, to having full screen night vision.
Since your clanleader is supposed to be responsible for all clanmembers actions, just bring the question to him first.
Definatly. Your actions are ultermatly their responsibilty and it must be their call. if they aren't sure they can check with us (admins, damn etc) but like flies said they are answerable for your actions.
There is another thread regarding keybinding which raise's similar issues
http://dynamic.gamespy.com/~damnr6/yabbse/index.php?board=4;action=display;threadid=5996