Drafts of items 1 and 3 below should be submitted to the Department for clearance prior to the respective meetings. Contact your bank for a power of attorney form.Empower a trusted representative with an Authorization Letter. Make a free Authorization Letter in minutes with our customizable template. Sample Authorization Letter to Open an FRG Checking Account. DON'T LEAVE THIS PAGE, CHECK BELOW⬇️ ⭐DO IT YOURSELF (DIY) DOCUMENT⭐ ➡️ Not sure how to write an Authority Letter? Do not fill in your information if the form opens up in a web browser. HLB-107.docx. Submit the completed authorization letter to your designated bank branch. Include all necessary documents, such as identification for authorized signatories. An Authorization Letter on bank letterhead from your bank.