Ind. Code § 32-17-11-19
(b) The form of an account may be altered by written order given by a party to the financial institution to:
(c) An order or request described in subsection (b) must be:
(3) not countermanded by another written order of the same party during the party's lifetime.
[Pre-2002 Recodification Citation: 32-4-1.5-5.]
As added by P.L.2-2002, SEC.2.