Assumption of Loan Requirement Letter for disaster loan servicing action request packages. About this document and download.What Is Required to Assume an SBA 504 Loan? I am trying to complete the required application to assume a VA mortgage loan from my parents. The loan assumption department for the mortgage Complete the assumption agreement: Fill out and sign the loan assumption agreement, which legally transfers the mortgage responsibility to you. With our small business loans, accessing the capital your business needs has never been easier. Apply for a small business loan with Wayne Bank! Hi All, I'm looking for folks who have assumed a mortgage before and can help me figure this out. Ok. So here's the deal.