COST Membership

COST Board

Find out who sits on the COST Board.

2014 COST Programs Calendar

All of COST's 2014 National Programs are confirmed. Check out the dates and locations.

2014 sales tax conference

Dallas Skyline


Registration now open for the COST 2014 Sales Tax Conference and Audit Session. This two and a half day session offers non-stop transactional tax sessions. Participate in sessions on current best practices, statistical sampling, transactional tax legislation and litigation, latest transactional tax nexus developments, taxing software, digital goods and the cloud, accounting for transactional taxes and more. And don’t miss the COST-member-only sessions on hot sales tax topics and audit issues. 

For more information, click here.