May of 2017 will mark the return of the National Invitational Softball Championship. Following selections by the NCAA, the NISC will take the next 48 teams to play in a postseason championship.
Regionals – May 16-18, 2017
Championship Round – May 21-24, 2017
48-team Selection Day: Sunday, May 14 – one hour after NCAA selections
Eight regionals, six teams each in double-elim tournament