Board Thread:Theories and Speculation/@comment-27924662-20160817160245/@comment-734582-20160830092910

GreatestSin wrote: according to BZ it did, the rinnegan user is immune towards IT, and rinnegan is the only thing that is able to resist it, not even the TTJ (if he doesnt have a rinnegan)... Black zetsu wondered if the Rinnegan made him immune. He didn't actually state it, nor did he name Rinnegan as the sole resistance to IT.

The entire argument falls apart if you consider that Edo Tensei are not caught in IT, so it's definitely within ordinary ninjutsu's reach to block IT.