How do I prepare an accounting? How do I prepare the schedules?The law says that if all beneficiaries consent, they can petition the Court to change or end the trust. An estate closing letter to beneficiaries is a crucial document in the process of settling an estate after someone has passed away. Write a letter to the trustee of the trust and have it delivered certified mail. Can a California trustee require a beneficiary to sign a release in order to get a distribution from a trust? Lindsey Munyer, Partner at Keystone Law Group, discusses the rights of trust beneficiaries and the steps they can take to enforce them. I need a sample letter to request a formal accounting of an estate and of a trust that I am very confident the trustee.