Helpful Resources Below
Important Legislation
The bills below were passed during the 2025 legislative session and have significant impacts on Montana’s property tax system.
Click or tap the links to dive deeper.
SB 117HB 231 & SB 542HB 20How to reset mills per SB 542 & HB 20
Townhall Recording
Property Taxes & Budgeting Town Hall
The town hall below is brought you by MACo, the Montana League of Cities & Towns, and the Montana Department of Revenue.
Watch to discover the practical impacts that recently passed legislation (2025) has on MCA 15-10-420 and learn what to consider if you have certain mill levies. The discussion includes key dates and deadlines as well as questions other counties and cities are asking.
Resources
Resources
Property Assessment Website (MT Department of Revenue – DOR)
Find information on how DOR classified and valued your property for assessment and tax billing. Explore programs designed to provide financial relief and assistance for eligible Montana property owners.
State Online Property Tax Library
Explore property tax information created by the State’s Legislative Fiscal Division. (Many materials are prior to the 2025 statute changes to the tax laws. Look for data or materials marked “2025.”)
Tax Rate Calculator
The tax rate calculator is a downloadable macro-enabled Excel spreadsheet that can be utilized to discern the rate for a specific property value. The file will need to be extracted from the .zip file for use.
Contact Information
Questions?
General Questions
Eric Bryson
MACo Executive Director
Phone: 406-461-2084
ebryson@mtcounties.org
Legislative & General Questions
Jason Rittal
MACo Deputy Director
Phone: 406-441-5464
jrittal@mtcounties.org
County Budget Questions
Nancy Everson
Montana Association of Counties
Phone: 406-441-5486
neverson@mtcounties.org