Ind. Code § 34-52-1-6
When the plaintiff, at the same court, brings several actions against the defendant upon demands which could have been joined in one (1) action, the plaintiff shall recover costs only in one (1) action, unless:
(2) other sufficient reasons exist why the several demands should not have been joined in one (1) action.
[Pre-1998 Recodification Citation: 34-1-32-6.]
As added by P.L.1-1998, SEC.48.