Indiana Code Title 32. Property § 32-39-2-1

Sec. 1. (a) A user may use an online tool to direct the custodian that carries, maintains, processes, receives, or stores the user's digital assets:

some or all of the user's digital assets, including the content of electronic communications to a designated recipient.  If the online tool allows the user to modify or delete a direction at all times, a direction by a user to the custodian regarding disclosure through use of an online tool overrides a contrary direction by the user in a will, trust, power of attorney, or other record.

(b) If a user has not used an online tool to give a direction under subsection (a) or if the custodian has not provided an online tool, the user, in a will, trust, power of attorney, or other record, may:

disclosure to a fiduciary of some or all of the user's digital assets, including the content of electronic communications sent or received by the user.

(c) A user's:

overrides a contrary provision in a terms-of-service agreement that does not require the user to act affirmatively and distinctly from the user's assent to the terms of service.