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Events

COST offers its members high quality education, including conferences, schools, regional meetings, live webinars and special symposia, featuring the hottest topics, delivered by the nation's most recognized experts, at a price well below comparable programs.  In addition, COST highlights state tax events hosted by Practitioner Partners.

Upcoming COST Events

  • Birmingham, AL - State and Local Taxation Primer/Refresher

    August 06, 2025

  • Birmingham, AL - Southeast Regional State Tax Seminar

    August 07, 2025

  • 2025 SALT Technology Workshop

    August 13, 2025

  • 2025 Property Tax Workshop

    August 26, 2025

  • St. Louis, MO - State and Local Taxation Primer/Refresher

    September 03, 2025

  • St. Louis, MO - Mid-West Regional State Tax Seminar

    September 04, 2025

  • Minneapolis, MN - State and Local Taxation Primer/Refresher

    September 11, 2025

  • Minneapolis, MN - Mid-West Regional State Tax Seminar

    September 12, 2025

View All COST Events

Upcoming Non-COST Events

  • EY: H.R.1 Reconciliation Act: What’s Ahead for Private Equity, Private Capital Funds & Portfolio Companies

    August 07, 2025

  • PwC: Q3 2025 Sustainability Webcast

    August 07, 2025

  • Baker Tilly: Tax Reform 2025: Key Business-Related Tax Provisions

    August 12, 2025

  • PwC: Q3 2025 Sustainability Webcast

    August 13, 2025

  • EY: Tax In A Time Of Transition: August

    August 15, 2025

  • Baker Tilly: Tax Reform 2025: Key Provisions for Individual Taxpayers

    August 18, 2025

  • Baker Tilly: Tax Reform 2025: Key International Tax Provisions

    August 19, 2025

  • Eversheds: California Tax Update

    August 20, 2025

View All NON COST Events

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COST Events offer a variety of sponsorship opportunities.  

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