The Letter of Authorization (LOA) must meet the following requirements or will be deemed invalid. : (1) Must be notarized.Fairfax Cryobank wants to make the sperm donor process as easy as possible. Refer to these forms and handy brochures during the sperm bank process. Please include a statement in your cover letter that a copy of the bank statement will be forthcoming. 1. Complete the form listing the authorized representative. Parents or legal guardians will need to provide the following documents: Proof of Residency in Fairfax County. In the opinion of Ballard Spahr LLP, Bond Counsel, interest on the 2024 Bonds is excludable from gross income for purposes of federal. One of the first steps to becoming a student in the United States is applying for a student visa.