(The Center Square) – A federal jury in Portland, Oregon, found a man who operated a local chain of check-cashing businesses guilty of a scheme to prevent the IRS from collecting payroll and income taxes on construction workers’ wages. The jury found David A. Katz, 48, of Tualatin, Oregon, guilty of “conspiracy to defraud the United States and filing false currency transaction reports with the U.S. Department of Treasury’s Financial Crimes Enforcement Network (FinCEN),” according to the U.S. Attorney for the District of Oregon. “This defendant’s efforts to help others circumvent their tax resp…