Upcoming COST Events Omaha, NE - Mid-West Regional State Tax Seminar March 31, 2026 2026 Spring Conference / Audit Session April 20, 2026 Columbus, OH - Mid-West Regional State Tax Seminar May 05, 2026 Chicago, IL - Mid-West Regional State Tax Seminar Being Held Jointly With The Chicago Tax Club May 06, 2026 2026 Intermediate/Advanced State Income Tax School May 17, 2026 2026 Intermediate/Advanced Sales & Use Tax School May 17, 2026 2026 SALT Basics School May 17, 2026 Houston, TX - Southwest/West Regional State Tax Seminar June 18, 2026
Upcoming Non-COST Events Reed Smith: SALT Room: Mitigating GILTI On Your 2025 Returns March 31, 2026 BDO & Kilpatrick: Emerging Trends in Unclaimed Property April 02, 2026 PwC: Tax Readiness — Evolving to an AI-powered tax operating model April 09, 2026 EY: EY Center for Tax Policy monthly update - April 2026 April 10, 2026 IPTI Annual Corporate Property Tax Workshop April 28, 2026 EY: Private equity & private capital quarterly tax update – Q2 2026 June 04, 2026
