Banks right to refuse to enter into or disclose existence of control agreement.

Nev. Rev. Stat. § 104.9342

in effect

This article does not require a bank to enter into an agreement of the kind described in paragraph (b) of subsection 1 of NRS 104.9104, even if its customer so requests or directs. A bank that has entered into such an agreement is not required to confirm the existence of the agreement to another person unless requested to do so by its customer.