DEVON ENERGY PRODUCTION CO. v. SHEPPARD

No. 20-0904.

668 S.W.3d 332 (2023)

DEVON ENERGY PRODUCTION COMPANY, L.P., f/k/a GeoSouthern DeWitt Properties, LLC, BPX Properties (NA) LP, GeoSouthern Energy Corporation, and BPX Production Company, Petitioners, v. Michael A. SHEPPARD, et al., Respondents.

Supreme Court of Texas.

OPINION DELIVERED: March 10, 2023.

Rehearing Denied June 16, 2023.


Attorney(s) appearing for the Case

Jordan Kennedy Mullins , Austin, Michael A. Sheppard , Cuero, J. McLean Bell III , William Grubb , Austin Blister , Houston, Kevin M. Beiter , April E. Lucas , Austin, for Respondents Badger, Jennifer S., Kirk, Constance S., Sheppard, Frank B., Crain, James K., Sheppard, Michael A., Crain, Patrick G., Crain, Shirley R., Crain, III, James K.

Dale Wainwright , Olga Kobzar , D. Davin McGinnis , Charles R. `Skip' Watson Jr. , Jane M. N. Webre , Austin, for Petitioners GeoSouthern Energy Corporation, Devon Energy Production Company, L.P., f/k/a GeoSouthern DeWitt Properties, LLC.

Russell S. Post , Joshua S. Smith , Houston, Dale Wainwright , Charles R. `Skip' Watson Jr. , Austin, for Petitioners BPX Properties (NA) LP, BPX Production Company.

Ricardo E. Morales , Laredo, Sarah Louise Vollmer , for Amicus Curiae Texas Land and Mineral Owners Association.

Jesse R. Pierce , Houston, Tracy C. Temple , for Amicus Curiae SM Energy Company.

Cory Pomeroy , Macey Reasoner Stokes , Houston, Joshua Morrow , for Amicus Curiae Texas Oil & Gas Association.


This oil-and-gas dispute presents a new wrinkle to a perennial problem: how to calculate the landowners' royalty under the terms of a mineral lease. The landowners and producers...

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