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Sales Tax Update - May 2026

by Michael T. Dillon, Esq., Dillon Tax Consulting LLC
5/13/2026

The recent decision by the California Office of Tax Appeals (OTA) is a reminder that states have owner / officer liability provisions under which persons defined as “responsible persons” can be held personally liable for the sales tax debts of the organization. [Z. Sultana, California Office of Tax Appeals, 2026-OTA-204P, May 2026]

California Department of Tax and Finance Administration (CDTFA) conducted a sales tax audit of Ark (a clothing store) for sales tax for the periods 2014-2016, and reviewed z-tapes (i.e., cash register tapes), bank statements and daily sales worksheets.  The auditor found a material difference of nearly $700,000 ...

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Sales Tax Update - May 2026

by Michael T. Dillon, Esq., Dillon Tax Consulting LLC
5/13/2026

The recent decision by the California Office of Tax Appeals (OTA) is a reminder that states have owner / officer liability provisions under which persons defined as “responsible persons” can be held personally liable for the sales tax debts of the organization. [Z. Sultana, California Office of Tax Appeals, 2026-OTA-204P, May 2026]

California Department of Tax ...

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Sales Tax Update - February 2026

by Michael T. Dillon, Esq., Dillon Tax Consulting LLC
2/18/2026

Effective January 1, 2026, a remote retailer or marketplace facilitator is required to register for Illinois sales tax (i.e., State and local Retailers' Occupation Tax (ROT)) if the retailer or facilitator makes $100,000 or more in cumulative gross receipts from sales of TPP to purchasers in Illinois during a 4 calendar quarter lookback ...

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Sales Tax Update - January 2026

1/8/2026

2026 - THE YEAR OF THE SALES TAX AUDIT

As we predicted at the beginning of last year, 2025 brought heightened enforcement and increased sales tax audit activity for remote sellers and all sellers, particularly in e-commerce, SAAS and digital service industries.  In 2025, Dillon Tax Consulting represented taxpayers in more sales tax audits that in ...

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