A Texas Assignment of Partial Interest in Oil and Gas Lease Reserving an Overriding Royalty Interest is a legal document used to transfer a portion of the ownership rights and interests in an oil and gas lease while reserving a specific percentage or fraction of overriding royalty interest. This assignment allows the assignor to convey a percentage of their ownership in the lease to the assignee while retaining the right to receive a share of the revenue generated from the lease. Keywords: Texas, assignment, partial interest, oil and gas lease, overriding royalty interest. There are a few different types of Texas Assignment of Partial Interest in Oil and Gas Lease Reserving An Overriding Royalty Interest: 1. Conventional Interest Assignment: This type of assignment involves the transfer of a portion of the ownership rights and interests in an oil and gas lease to an assignee while reserving an overriding royalty interest. The assignor retains the right to receive a percentage of the lease's net revenue after deducting certain expenses. 2. Net Revenue Interest Assignment: In this type of assignment, the assignor transfers a specific fraction of their interests in the oil and gas lease to the assignee, while reserving an overriding royalty interest. Unlike conventional interest assignment, the overriding royalty interest is calculated based on a fraction of the net revenue rather than gross revenue. 3. Production-Based Interest Assignment: This assignment involves the transfer of a percentage of the ownership rights in an oil and gas lease to the assignee while reserving an overriding royalty interest. The overriding royalty interest is derived from a fraction of the production from the lease rather than revenue. The assignor receives a share of the production as royalty payments. In all these types of assignments, it is crucial to specify the exact percentage or fraction of the partial interest being conveyed, as well as the percentage or fraction of the overriding royalty interest being retained by the assignor. Additionally, the assignment should outline any relevant terms and conditions such as payment obligations, primary lease obligations, limitations, and contingencies. It is important to consult with legal professionals and ensure compliance with Texas state laws and regulations when preparing and executing a Texas Assignment of Partial Interest in Oil and Gas Lease Reserving an Overriding Royalty Interest.