Sec. 22. (a) Financial institutions may enter into multiple party accounts to the same extent that they may enter into single party accounts.
(b) Any multiple party account may be paid, on request, to any one (1) or more of the parties.
(c) For purposes of establishing net contributions, a financial institution is not required to inquire as to:
(1) the source of funds received for deposit to a multiple party account; or
(2) the proposed application of any sum withdrawn from an account.