The entity number, 3. Address of the business, 4.16-10a-832 Resignation and removal of officers. Standard processing time for the resignation of a Utah registered agent is 3-10 business days. Use their name and formal title, such as "Dear Mr. Smith" or "Dear Dr. Johnson. Once you resign you are done setting the terms. They can walk you right out the door on the spot if they want. Kera Birkeland announced she was resigning because of family and professional commitments. They should be written in a respectful and professional tone, and be submitted directly to the employee's supervisor or manager. Wage claims may be filed with the Utah Labor Commission.