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.Trust modifications in Nevada can be needed for various reasons, such as changing the trustee or adding or removing beneficiaries. The simplest way to make a change to a living trust is with a trust amendment form. A living trust amendment allows you to make changes to an existing trust. The Certificate of Trust must contain the following: 1. Enter the amount of the First Deed of Trust, if any. Check all the applicable boxes, and complete the information requested. In 1987 and 1989 attempting to change the Shields ruling. NRS 163.220 Short title.