One of the most common and difficult questions asked of oil and gas attorneys concerns maintenance of oil and gas leases that are beyond their primary terms.  Most modern-day lease forms contain a continuous development clause, which requires the lessee to drill multiple wells within specified time periods in order to maintain the entire leased

Precise drafting is critical to a successful transaction, even involving a seemingly simple assignment of an overriding royalty interest.  In Piranha Partners v. Neuhoff, 596 S.W.3d 740 (Tex. 2020), the Texas Supreme Court was called upon to determine the scope of an assignment of overriding royalty interest.  The issue was whether the overriding royalty