MultiTax Commission

An intergovernmental state tax agency whose mission is to promote uniform and consistent tax policy and administration among the states, assist taxpayers in achieving compliance with existing tax laws, and advocate for state and local sovereignty in the development of tax policy.

57th Annual Meeting Week

July 29 – August 1, 2024
The Annual Seminar, Attorney Training session, Litigation Committee, Audit Committee, Nexus Committee, Uniformity Committee, Annual Business Meeting, Strategic Planning Committee, and Executive Committee will be meeting in Denver, Colorado.

National Nexus Program

Visit the National Nexus Program page for more information.

Uniformity Projects

View our current and most recent projects.

Welcome to mtc.gov

This is the Multistate Tax Commission's online hub for information about programs, projects, events, training, and other state tax resources.  Click here, If you would like to be added to the Commission's public notice email list. 

News & Information

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....

Read More

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...

Read More

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 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...

Upcoming Events

Quick Links

Programs & Resources