The purpose of this legislation is to make technical corrections to the Pechanga Band of Luiseno Mission Indians Water Rights Settlement Act. This Act aims to clarify definitions and improve the management of water rights for the Pechanga Band, ensuring that the provisions are accurate and reflect the current needs of the community. Key provisions of the legislation include a revised definition of the Pechanga Band's reservation. It specifies the land included in the reservation based on historical executive orders and adds provisions for contiguous land held in trust by the United States.