SDCL § 55-19-17: Fiduciary authority generally.

A fiduciary's or designated recipient's authority with respect to a digital asset of a user:

(1) Is subject to the applicable terms of service except as otherwise provided in § 55-19-4;

(2) Is subject to other applicable law, including copyright law;

(3) Is limited by the scope of the fiduciary's duties, if a fiduciary; and

(4) May not be used to impersonate the user.