2026 Annual Meeting Week
News & Information
Tax Notes – States Article on the Briefing Book
The article from Tax Notes – State, here, speaks to the MTC Briefing Book on new federal rules on NCTI and international business income (see below). Read the article from Tax Notes – State (PDF) Changes in Federal Taxation of Multinational Corporate Groups (PDF)...
Changes in Federal Taxation of Multinational Corporate Groups
Staff of the MTC have prepared this briefing book to update our members on changes to the federal tax system affecting how multinational income and so-called “NCTI” is treated. The purpose of this briefing book is to provide background information on the interplay...
H.R. 8021: More Preemption of State Taxing Authority
The recent United States Budget Reconciliation bill included language that modifies the provisions of P.L. 86-272, the 1959 federal statute that prohibits states from imposing income taxes on out-of-state business if their only activity in a state is soliciting the...
Commercial Domicile: The Crumbling Pillar of Corporate Income Taxation
In the case of certain nonbusiness income, courts and legislatures have long assigned taxing rights to a multistate business’s state of commercial domicile. In this recent article published in Tax Notes State, MTC Senior Counsel Brian Hamer explains that in the...
Commission Files Brief in Cruise Lines International Association, Inc. Case
The MTC has filed a brief in the case of Cruise Lines International Association, Inc., v. Suganuma concerning whether federal courts may assert jurisdiction over a state tax matter where the claim by the taxpayer is barred under the federal Tax Injunction Act, but...
TCJA Effects on State Taxes
In this article recently published in Tax Notes State, MTC Senior Counsel Bruce Fort argues that the states need to re-evaluate their policies regarding conformity to the TCJA to ensure that domestic and multinational companies are being taxed on an equal basis....
MTC Letter to California OTA on Microsoft Case
On May 23, 2024, MTC Executive Director Greg Matson submitted a letter asking the OTA not to make their ruling precedential and explaining that the MTC agrees with the FTB that the result does not fairly reflect California’s share of Microsoft’s income. View...
State Fiscal Conditions
On February 4, Scott Pattison, Executive Director of the National Association of State Budget Officers (NASBO), spoke to the Tax Economists Forum, a Washington, DC based group of public finance economists, about the current condition of state finances and the...
Commission’s Brief in Massachusetts Marblehead Case Cited in Decision
In a case where the MTC had filed an amicus brief supporting the Massachusetts Department of Revenue, the Massachusetts Supreme Judicial Court has found in favor of the Department. The case concerned the proper application of MTC model apportionment rules for...
Commission Files Brief in Tennessee Vodafone Case
The MTC has filed an amicus brief in the Vodafone case before the Supreme Court in Tennessee. The brief addresses the use of UDITPA Section 18 – equitable apportionment authority. The taxpayer argues that under the statutory cost-of-performance rule, sales of...
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