Unless explicitly specified otherwise, normal rules apply—no new arguments in rebuttals, dropped arguments can’t be re-extended, ex.
Speech times:
AC 3 min
CX 1.5 min
NC/1NR 3.5 min
CX 1.5 min
1AR 2 min
2NR 3 min
2AR 1.5 min
Prep time:
Varsity: no prep
Novices who have attended a tournament in varsity: no prep
Other novices:
Attended 2+ tournaments: no prep
Attended 1 tournament: 1 minute
Attended 0 tournaments: 1.5 minutes