Copper Queen Consolidated Mining Co. v. Territorial Board of Equalization of the Territory of Arizona
Headline: Court upholds Arizona territorial board’s authority to raise assessed values for specific property types, allowing higher total valuations and affecting owners of patented mines and horses across counties.
Holding: The Court ruled that the territorial Board of Equalization had statutory authority to increase valuations of particular property classes and to raise total county and territorial assessments, and it affirmed the lower court’s dismissal of the petition.
- Allows territorial board to increase assessed values for specific property types, affecting mine and horse owners.
- Permits higher total county and territorial valuations, potentially raising local tax obligations.
- Limits owners’ ability to challenge equalization on the grounds argued in this petition.
Summary
Background
A property owner challenged actions by the Arizona Territorial Board of Equalization after its 1905 proceedings raised the assessed value of patented mines and, to a lesser extent, work and saddle horses in Cochise County and other counties. The owner filed a petition asking a court to undo those proceedings. A single justice issued a writ that was later heard on a demurrer by the full court; the court sustained the demurrer and quashed the writ, and this appeal followed.
Reasoning
The core question was whether the territorial statute gave the Board the power to increase the total assessed valuation for the Territory and to change valuations for particular classes of property within counties. The Court read the Arizona statute (including a 1901 reenactment) and compared it to an older Colorado law. It noted changes in wording—using “property” rather than only “real estate,” omitting the word “aggregate,” and other provisions recognizing class-specific treatment—and concluded the Arizona law authorized the Board to change valuations of particular property types and could increase total valuations. The Court also gave weight to the Board’s long-standing practice and the legislature’s reenactment.
Real world impact
The ruling means the territorial Board may adjust valuations for specific classes like mines or horses and may raise total county and territorial valuations. That affects owners of the listed property types in multiple counties and can influence local tax assessments. The judgment of the lower court was affirmed.
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