The simplest way for beneficiaries to ensure the trustee is not abusing their authority or mishandling trust assets is to review trust accountings. When can I close the estate and distribute the assets?Can a California trustee require a beneficiary to sign a release in order to get a distribution from a trust? I need a sample letter to request a formal accounting of an estate and of a trust that I am very confident the trustee. How long does it take to remove a trustee? What are the grounds for removing a trustee? To cancel a Form TSP-3 already on file without naming new beneficiaries, check the box in Item 10, sign and date the form, and have it witnessed. Sample letter to trustee requesting accounting. California. In this section, you can find information and answers to the following questions: 1. I need a sample letter to request a formal accounting of an estate and of a trust that I am very confident the trustee.