An assumption transaction may be accomplished with or without consent of the lender. The transaction involves only a title transfer.When a loan is being assumed, in addition to an Assumption Deed, the Seller should require the Buyer to sign a Deed of Trust to Secure Assumption. In a deed of trust to secure assumption, another person assumes the note already in place, guaranteeing payment to the grantor in the deed. How do I fill this out? 1. Read the agreement carefully to understand the obligations.