1. “Owner” means a person or governmental entity with a legal interest in the mineral acreage under a well which entitles that person or entity to oil or gas production or the proceeds or revenues therefrom;

2. “Produce”, “Producing” and “Production” mean the physical act of severance of oil and gas from a well by an owner and includes but is not limited to the sale or other disposition thereof;

3. “Producing owner” means an owner entitled to produce who during a given month produces oil or gas for its own account or the account of subsequently created interests as they burden its interest;

4. “Proportionate production interest” means that interest in production which a working interest owner is entitled to produce in order to adjust for shifting of royalty burdens among working interest owners under the royalty payment provisions of this act, and is equal to the quotient of:

5. “Proportionate royalty share” means the percentage of the royalty share owned by a royalty interest owner calculated by dividing such owner's royalty interest in a well by the royalty share;

6. “Royalty interest” means the entirety of the percentage interest in production or proceeds therefrom:

The interest of a participating mineral interest owner shall be designated in part as a royalty interest and in part as a working interest as set forth in Section 87.1 of Title 52 of the Oklahoma Statutes;

7. “Royalty interest in a well” means an owner's royalty interest multiplied by the quotient of:

8. “Royalty proceeds” means the share of proceeds or other revenue derived from or attributable to any production of oil and gas attributable to the royalty share, but shall not include payments of bonus, delay rentals, shut-in royalties or any additional royalty payable to the Commissioners of the Land Office or other governmental entity, pursuant to and valued according to the terms of its oil and gas lease, which is calculated separately from the royalty portion of actual proceeds from the sale of oil or gas;

9. “Royalty share” means the percentage of the well equal to the sum of all royalty interests in a well;

10. “Subsequently created interest” means any interest carved from a working interest other than a royalty interest. In addition to the royalty interest contained in a lease, a nonparticipatory interest created by a working interest owner for the benefit of a mineral interest owner in excess of a one-eighth ( ⅛ ) royalty interest may, by separate agreement other than the oil and gas lease, be a subsequently created interest and thereby not be communitized under the terms of the Production Revenue Standards Act only if there is clear and unambiguous language expressing that intent in the creating document. The additional royalty payable to the Commissioners of the Land Office or other governmental entity, pursuant to and valued according to the terms of its oil and gas lease, which is calculated separately from the royalty portion of actual proceeds from the sale of oil or gas shall also be a subsequently created interest and thereby shall not be communitized under the Production Revenue Standards Act;

11. “Well” means an oil or gas well, and shall include:

12. “Working interest” means the interest in a well entitling the owner thereof to drill for and produce oil and gas, including but not limited to the interest of a participating mineral owner to the extent set forth in Section 87.1 of Title 52 of the Oklahoma Statutes.