Applications will be pre-screened for completeness and applicant and property eligibility. Quickly learn what a Letter of Instruction is and how to write one (2024 updated).Plus, grab the free template so you can take action! Enter the decedent's complete address in the first sec- tion on the back of the REV-1500. TAX PAYMENTS and CREDITS. Return to the appropriate Federal Reserve Bank the original and the number of copies specified. • Obtain an AHN "Financial Assistance Application" form for each patient. • Complete each patient's application within 30 days of receiving the form. Step 1 Fill out the attached Letter of Instruction. •If you are an Individual making the request, please complete Sections 1, 2, and 4 on the next page.