MODE:
land_ownership · revenue

Division Order Decimal Verifier

Recomputed Decimal = (NMA / Unit Acres) × Royalty Rate; Difference = Stated Decimal - Recomputed Decimal
click formula to derive ↑
Inputs
fraction
acres
acres
fraction
Description
Cross-checks a division order's stated decimal interest against an independently recomputed decimal — Net Mineral Acres ÷ Spacing Unit Acres × Royalty Rate, the same formula Royalty Interest already computes — and flags a material mismatch, following the standard division-order review practice of recomputing this figure from title records and comparing it to the printed decimal before signing. This is a verification/comparison tool, not new decimal-interest math: it exists to catch entry errors and clerical mistakes that recomputing the decimal alone would not surface unless compared against what was actually printed.
Variables
Variable symbols, units, and descriptions for this calculation
SymbolUnitDescription
DI_calcfractionRecomputed Decimal
ΔfractionDifference (Stated - Recomputed)
DI_statedfractionThe decimal interest actually printed on the division order being reviewed.
NMAacresThe tract's net mineral acres, independently confirmed from title records (see the Net Mineral Acres calculator).
A_uacresTotal acreage of the pooled spacing/drilling unit per the governing pooling order (see the Spacing/Drilling Unit Acres calculator).
RfractionThe base lease royalty rate from the lease being reviewed.
Assumptions
  • NMA, Unit Acres, and Royalty Rate entered here are independently confirmed from title records and the lease, not simply copied from the division order being checked — the verification is only as good as these inputs.
  • The tract participates in the unit at a simple acreage ratio (no horizontal-well length-based allocation) — where an Allocation Factor applies instead of a pure acreage ratio, recompute the expected decimal using that factor before comparing.
Limitations
  • Does not verify the division order's legal/property description match (the tract, county, and survey or section-township-range) — only the numeric decimal calculation; a correct decimal calculated against the wrong tract will not be caught here.
  • A flagged difference does not by itself prove which figure (stated or recomputed) is wrong — it only identifies that they disagree; resolving the discrepancy requires contacting the operator's division order department with the underlying title documentation.
  • Does not apply to horizontal/multiunit wells allocated by wellbore length rather than a simple acreage ratio — see the Allocation Factor calculator for that case, and recompute the expected decimal using the allocation factor instead of a direct NMA/unit-acres ratio.
Use Cases
  • Pre-signature division order review: Recompute and compare a division order's stated decimal against title records before signing, catching data entry or calculation errors.
  • Royalty statement dispute: Independently verify a suspect decimal interest on a royalty statement against confirmed NMA, unit acres, and royalty rate.
Related Calculations
Region Notes
General (U.S.)
Division order practices and typical reconciliation turnaround vary by operator; always route a flagged discrepancy through the operator's division order department with supporting title documentation rather than assuming which figure is correct.
References
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