Past Events Dates and Category Category Events Publications 11/04/26 “Ohio Supreme Court Upholds Bank Tax’s Regressive Rate Structure Against As-Applied Commerce Clause Challenge” SeeSALT Blog Post Authors: Zachary Atkins, Faith Giordano 10/26/26 - 10/28/26 “All About the Acronyms: State Taxation of Foreign-Source Income” 33rd Annual Paul J. Hartman State & Local Tax Forum (Nashville, TN) Speaker: Zachary Atkins 10/26/26 - 10/28/26 “When the Formula Fails: Mismatched Metrics, Distorted Results and Constitutional Limits on State Taxation” 33rd Annual Paul J. Hartman State & Local Tax Forum (Nashville, TN) Speaker: Aruna Chittiappa 10/18/26 - 10/21/26 “State Conformity Update: Navigating OBBBA Fallout and Complex Decoupling Issues” 2026 TEI Annual Conference (Nashville, TN) Speaker: Evan Hamme 09/30/26 - 10/02/26 “SALT Litigation Update” 2026 California All-Tax Conference (San Diego, CA) Speaker: Carley Roberts 09/30/26 - 10/02/26 “Return of the 3-Factor Formula?: Apportionment Updates” 2026 California All-Tax Conference (San Diego, CA) Speaker: Annie Rothschild 09/24/26 “Workgroup on Intangibles” Board of Equalization Workgroup (Sacramento, CA) Speaker: Breann Robowski 09/22/26 - 09/25/26 “State Efforts to Broaden the Sales Tax Base: Legislative Trends and Administrative Actions” COST's 57th Annual Meeting (San Antonio, TX) Speaker: Zachary Atkins 09/22/26 - 09/25/26 “Economic Substance and Business Purpose Doctrines in State Taxation” COST's 57th Annual Meeting (San Antonio, TX) Speaker: Evan Hamme 09/22/26 - 09/25/26 “Dividing the Pie: Apportionment Challenges from Smithfield, Florida v. California and Others” COST's 57th Annual Meeting (San Antonio, TX) Speaker: Carley Roberts 1 2 3 4 5 6 7 8 9 10 11 12 > >>