Section 17 of the Mineral Leasing Act (30 U.S.C. 226U.S. Code — Title 30, Section 226View official source on GovInfo) is amended— (1) by redesignating subsections (h) through (q) as subsections (i) through (r), respectively; and (2) by inserting after subsection (g) the following: (h) Commingling To promote and allow for the minimization of surface disturbing activities, the Secretary of the Interior shall approve applications allowing for the commingling of production from two or more sources (including oil and gas leases, unit participating areas, communitized areas, or non-Federal or non-Indian properties) before production reaches the point of royalty measurement regardless of ownership, the royalty rates or the number or percentage of acres for each such source. Provided that the applicant agrees to either install measurement devices for each source or utilize an allocation meter or method that achieves volume measurement uncertainly levels within plus or minus 2 percent during the production phase reported on a monthly basis..