Nevada Revised Statutes Title 55. Banks and Related Organizations § 669.092. Unlawful for retail trust company to engage in business at office outside Nevada without prior approval

(a) Obtain from that state a license as a trust company; or

(b) Provide proof satisfactory to the Commissioner that the retail trust company has met all the requirements to do business as a trust company at an office in that state, including, without limitation, written documentation from the appropriate state agency that the retail trust company is authorized to do business in that state.