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COST is pleased to invite you to participate in the COST 2021 Fall Audit Session Webinar that will be held November 29th and 30th (it is open to COST Industry Members only).  Those of you who participated in previous COST audit sessions remember that there is great interaction between members, with a lot of discussion on best practices and audit issues. So, don’t miss the upcoming Audit Webinar which will focus on all types of State and Local... Details
When: November 29–30, 2021
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Presenting an update on significant state tax issues for California, the Pacific Northwest States & Certain Other Significant States Around the Country.

When: December 2, 2021
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The COST 2021 Intermediate/Advanced Income Tax School offers a complete meeting package (room and board included) and four days of intensive and entertaining instruction in income tax concepts and issues. The ideal attendee should have more than 3 years of experience in the subject area they are attending. The emphasis of the school is on practical applications of state tax issues in a corporate environment. The courses are taught using the case-study method and are intended to... Details
When: December 5–9, 2021
Where: Atlanta, GA
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Presenting an update on significant state tax issues for the Mid-West States: Illinois, Indiana, Iowa, Kansas, Kentucky, Michigan, Minnesota, Missouri, Ohio and Wisconsin.

When: December 16, 2021
Where: Minneapolis, MN
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The COST 2021 Intermediate/Advanced Sales Tax School offers a complete meeting package (room and board included) and four days of intensive and entertaining instruction in sales tax concepts and issues. The ideal attendee should have more than 3 years of experience in the subject area they are attending. The emphasis of the school is on practical applications of state tax issues in a corporate environment. The courses are taught using the case-study method and are intended to expose... Details
When: May 15–20, 2022
Where: Atlanta, GA