Upcoming COST Events New England Regional State Tax Webinar November 04, 2025 Kansas City, MO (Overland Park, KS) - Mid-West Regional State Tax Seminar Being Held Jointly With The Kansas City TEI SALT Committee November 06, 2025 SALT Healthcare Webinar November 18, 2025 Charlotte, NC - Southeast Regional State Tax Seminar November 21, 2025 Seattle, WA - State and Local Taxation Primer/Refresher December 02, 2025 Seattle, WA - Pacific Northwest Regional State Tax Seminar December 03, 2025 Unclaimed Property Webinar December 05, 2025 SALT Year-End Tax Accounting Webinar December 09, 2025
Upcoming Non-COST Events PwC: Tax Readiness: What’s Next For Corporate Tax - BEAT, CAMT + More October 27, 2025 Sales Tax Institute/YETTER: Retail Realities: Making Sense of Sales Tax for Retailers in 2025 October 30, 2025 Association of Washington Business: Interim Guidance on New Sales Tax on Services Affecting WA Businesses November 04, 2025 State Tax Law: Corporate Income Tax Sourcing Webinar November 12, 2025 BDO: Understanding Recent State Income Tax Developments and Their Impact November 18, 2025 New England State & Local Tax Forum November 19, 2025 Forvis Mazars: 2025 Year-End Financial Summit December 04, 2025 DMA: Indirect Tax Automation in the Age of AI December 10, 2025
