join cost cost policy statements forums members forum ask a salt practitioner forum directories member directory practitioner directory join cost corporate membership individual access practitioner subscription cost calendar state tax library cost policy statements cost amicus briefs cost studies articles & reports cost comments and testimony practitioner articles state tax cases state tax policy reports press room cost newsletters cost conscious legislative alert practitioner connection search newsletters job bank links contact us member login username password remember me request new password cost membership if you are a tax professional and would like to find out how cost can help you do your job better click below . corporate membership individual access practitioner subscription print e mail welcome to cost 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 cost s 47th annual meetingoctober 19 21 2016 las vegas nevadaplanet hollywoodclick here for more information update on mobile workforce state income tax simplification actwe are pleased to announce that on september 21 2016 the u.s. house of representatives passed h.r. 2315 the mobile workforce state income tax simplification act by voice vote . h.r. 2315 has 181 bipartisan cosponsors and the 308 member mobile workforce coalition is now focusing lobbying efforts to the senate where companion legislation s. 386 is pending action in the senate finance committee with 47 cosponsors . for more information or to join the mobile workforce coalition efforts please contact douglas lindholm or click here . about us contact us terms & conditions privacy policy copyright 2014 cost . all rights reserved