Massachusetts Trust Amendment Form. Utilize our Trust Amendment form to implement modifications to a Revocable Living Trust.In this article, we suggest some steps which boards may take along the way to pursue a master deed amendment in an orderly and efficient manner. A trust amendment form is a legal document you use to make changes to your revocable trust. It isn't meant to change your trust document as a whole. The Short Form contains the loan-specific information (e.g. Trust amendments typically involve putting your changes in writing and securing the signature of the person who established the trust. • The loan can have no more than two points. NOTE: We or the DDS may ask you to fill out forms about your disability or blindness. If you need help, a Social Security or DDS employee will help you.