A Contra Costa California Assignment of Overriding Royalty Interest (Non-Producing, Single Lease, Reserves Right to Pool) is a legal document that transfers the rights to receive a portion of the royalty income from an oil and gas lease to another party. This type of assignment is specifically applicable to the Contra Costa County area in California. In Contra Costa County, there are various types of Assignment of Overriding Royalty Interest, each catering to specific circumstances. Some notable types include: 1. Non-Producing Assignment: This type of assignment applies when the leased property is not currently producing oil or gas. It allows the assignee to receive a percentage or portion of the overriding royalty interest before the commencement of production. The assignee has the potential to benefit once production starts. 2. Single Lease Assignment: This variation of the assignment specifies that only one lease is being assigned. It could be a lease covering a particular tract of land or a specific well. The assignment is limited to the provisions of that specific lease, without affecting any other leases the assignor may own. 3. Reserves Right to Pool Assignment: This type of assignment reserves the right for the assignor to pool the leased property with other adjacent properties in the future. Pooling allows combining multiple leases and pooling the production from those leases into a single unit to maximize efficiency and profitability. The assignor retains the authority to determine if and when pooling will occur. In a Contra Costa California Assignment of Overriding Royalty Interest (Non-Producing, Single Lease, Reserves Right to Pool), specific keywords would include: Contra Costa County, Assignment of Overriding Royalty Interest, Non-Producing, Single Lease, Reserves Right to Pool, oil and gas lease, royalty income, assignee, assignor, production, pooling, and legal document.