Conn. Gen. Stat. § 45a-334p
(a) The legal duties imposed on a fiduciary charged with managing tangible property apply to the management of digital assets, including:
(b) A fiduciary's or designated recipient's authority with respect to a digital asset of a user:
(e) A fiduciary with authority over the tangible, personal property of a decedent, conserved person, principal or settlor:
(g) A fiduciary of a user may request a custodian to terminate the user's account. A request for termination must be in writing, in either physical or electronic form, and accompanied by:
(2) A certified copy of any one or more of the following that gives the fiduciary authority over the account:
(3) If requested by the custodian:
(P.A. 16-145, S. 15.)