Presenting an update on significant state tax issues for the Southwest/West States: Illinois, Indiana, read more

 03-31-2026  |  08:30 - 15:15 ET

This Workshop will cover the key state and local tax issues that affect everyone using technology in read more

 03-02-2026 13:00 - 03-04-2026 11:00 ET

Four day intense program for tax attorneys and accountants with more than three years of multi-state read more

 05-17-2026 18:00 - 05-21-2026 13:00 ET

COST’s Annual Meeting offers sessions for every state tax and government affairs professional with tax read more

 09-22-2026 13:00 - 09-25-2026 12:00 ET

Join industry tax peers to hear an update on significant California sales tax and other transactional read more

 02-12-2026  |  13:00 - 16:00 ET

Four day intense program for tax attorneys and accountants with more than three years of multi-state read more

 05-17-2026 18:00 - 05-21-2026 13:00 ET

This School is ideal for students who have 0 – 3 years of SALT experience in the tax profession. The read more

 05-17-2026 18:00 - 05-22-2026 13:00 ET

This Conference will feature presentations on the most recent income and sales tax developments, initiatives, read more

 04-20-2026 13:00 - 04-23-2026 12:20 ET