The Department of Financial Institutions regulates 19 banks, 23 credit unions, 15 industrial banks and 1 trust company. Utah law provides a statutory power of attorney form (the Uniform Power of Attorney Act, Utah Code 75-9-101 to 403).Write checks, make deposits, change authorized users, make inquiries on the account, transfer funds, invest funds, online access. This power of attorney authorizes another person (your agent) to make decisions concerning your property for you (the principal). A bank letter is an official document from your bank that provides important information about your business' official bank account. Jurisdiction for resolution of disputes arising under this Letter of Credit lies in the courts of Utah County, State of Utah. Sincerely,. Continued employment authorization. Enter the document information in the spaces below. This finding of illegality with respect to conduct of the Banks extending back to 1948 is without support either in the record or in any authority cited. In Utah, a small estate affidavit is not filed with the courts.