The Iowa Marital-deduction Residuary Trust with a Single Trust or and Lifetime Income and Power of Appointment in Beneficiary Spouse is a specific type of trust created under Iowa state law. This trust allows a single individual, known as the trust or, to establish a trust for the benefit of their spouse while ensuring continued income during the spouse's lifetime and providing them with the power to appoint the remaining assets upon their passing. One type of Iowa Marital-deduction Residuary Trust with a Single Trust or and Lifetime Income and Power of Appointment in Beneficiary Spouse is the "Irrevocable Marital Residuary Trust." In this type of trust, the trust or transfers their assets into the trust, which becomes irrevocable, meaning it cannot be changed or revoked without the consent of the spouse or beneficiaries. The trust then distributes income to the spouse for their lifetime, ensuring financial security during their lifetime. The spouse also has a power of appointment, which allows them to decide how the remaining trust assets will be distributed among the beneficiaries upon their passing. Another type of Iowa Marital-deduction Residuary Trust is the "Testamentary Marital Residuary Trust." This type of trust is established through the trust or's will and becomes effective upon their death. Similar to the irrevocable trust, it provides lifetime income for the spouse and grants them the power of appointment over the remaining assets. However, it differs as it is created through the trust or's will and requires probate proceedings after their passing. The primary purpose of Iowa Marital-deduction Residuary Trust with a Single Trust or and Lifetime Income and Power of Appointment in Beneficiary Spouse is to ensure financial protection for the surviving spouse while allowing the trust or to maintain control over the ultimate distribution of assets. This trust structure offers various tax benefits, including the marital deduction, which allows assets to pass to the spouse free of estate tax, and the ability to minimize potential estate tax burdens on the remaining assets. In summary, the Iowa Marital-deduction Residuary Trust with a Single Trust or and Lifetime Income and Power of Appointment in Beneficiary Spouse provides a framework to create a trust for the benefit of a spouse, offering income during their lifetime and granting them the power to determine how the remaining assets will be distributed. The trust can take different forms, such as the Irrevocable Marital Residuary Trust and the Testamentary Marital Residuary Trust, each with its own unique characteristics and implications.