Steel, for instance, is appealing the tax bills on 95 properties, virtually everything it owns in Allegheny County. And many sophisticated property owners are doing just that. About Unbalanced: This year, PublicSource is exploring the effects of property taxes on people and communities a decade after Allegheny County’s last reassessment.ĭriving the change in the mix is a judge’s decision in a taxpayer lawsuit that tilted the tax math in favor of property owners - but only if they appeal.