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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 period.  Prior to this change, Illinois alternatively considered economic nexus to exist if the seller made 200 or more separate transactions for the sale of TPP to purchasers in Illinois.

With the passage of Public Act 104-0006, Illinois follows the trend of states that have ...

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Supreme Court

Florida Sales Tax Case Presents Opportunity for Supreme Court to Revisit the Quill Nexus Standard

Dillon Tax Consulting
11/8/2016

In a petition filed with the Supreme Court of the United States on October 24, 2016, American Business USA Corporation (American Business) seeks a writ of certiori to review the judgment of the Supreme Court of Florida. [American Business USA Corp. v. Florida Department of Revenue, U.S. Supreme Court, Dkt. 16-567, petition for certiorari ...

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The Quill ‘Physical Presence’ Standard – A “Perfect Storm” Brewing

Dillon Tax Consulting
3/15/2015

Ever since, and even before, the U.S. Supreme Court’s landmark 1992 decision in Quill Corp. v. North Dakota, in which it affirmed the Commerce Clause ‘physical presence’ standard for sales tax nexus, Congress has continually grappled with the increasing sales tax revenue shortfalls and perceived unfair advantage that online and mail-order retailers have ...

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