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The Council On State Taxation (COST) is the premier state tax organization representing taxpayers.  COST is a nonprofit trade association consisting of more than 600 multistate corporations engaged in interstate and international business.  COST's objective is to preserve and promote equitable and nondiscriminatory state and local taxation of multijurisdictional business entities.

featured news

2014 Excellence in State Taxation Award Goes to Professor Rick Pomp

COST Presents “Paul Frankel Excellence in State Taxation” Award to Prof. Rick Pomp during COST's 45th Annual Meeting in Hollywood, Florida on October 20, 2014.  

COST Releases International Property Tax Scorecard

The Council On State Taxation (COST) and the International Property Tax Institute (IPTI) are pleased to release their latest research: “The Best and Worst of International Property Tax Administration: Scorecard on State and International Property Tax Administrative Practices".

Click here to view the Scorecard.

Support the Mobile Workforce State Income Tax Simplification Act

The Mobile Workforce State Income Tax Simplification Act has companion bills pending in both chambers of Congress. S. 1645 was introduced on November 5, 2013 by lead sponsors Senator Sherrod Brown (D-OH) and Senator John Thune (R-SD), and has been referred to the Senate Finance Committee of which both lead sponsors are members. The companion House bill, H.R. 1129, was previously introduced on March 13, 2013 by long-time supporters Rep. Howard Coble (R-NC) and Rep. Hank Johnson (D-GA), and referred to the House Judiciary Committee, where both lead sponsors have been veteran members. By direction of the Chairman, H.R. 1129 was heard in the House Judiciary Committee’s Subcommittee on Regulatory Reform, Commercial and Antitrust Law on April 29, 2014.

Join COST and more than 265 other companies and organizations in SUPPORT of a federal fix for nonresident state income tax withholding. Please contact Maureen Riehl for more information.