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Manage all of your property-tax-related needs while providing exceptional customer service with our convenient, integrated software applications.

Originally designed for Montana, we now serve 36 out of 56 Montana counties. Not in our state? We’d love to discuss how we can leverage this expertise for your county.


Say goodbye to manual spreadsheets and ineffective generic software

Save time with outsourced tax billing

Expedite online payment and lookup

Generate a wide range of configurable, compliant reports

Automate tedious, time-consuming tasks

Reliable support at every step along the way


Provide your Treasurer’s office with all the essentials needed to conquer the growing responsibilities of serving your community. Save time processing your tax and payment receipts, managing municipal and school distributions, and tackling assignments, redemptions, and protests. This easy-to-use application allows for quick, accurate property record updates to ensure your property-tax billing system has the most recent data. 

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Choose from dozens of reports that let you narrow or expand your results to precisely view tax rolls, recaps, assessment details, top taxpayers, and more. 

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Request a Free Customized Demo!

From sales to support, BMS far out paces other vendors!

Kelly M. – Clerk/Treasurer, Wyoming

Black Mountain Support responds quickly to questions, making my job easier and less stressful.

Becki M. – Clerk, Minnesota

Black Mountain has the best customer service. I have dealt with a lot of computer vendors and I must state BMS tops them all. They are very courteous, knowlegeable, and patient when it comes to myself and our staff.

Sabrina K. – Director of Operations, Alabama

Add More Functionality

Additional add-on applications include:

Outsourced Bill Printing

Quickly and accurately produce files for your printing company (printing-company charges apply).

Tax Increment Financing

Finance public improvement and redevelopment projects and reduce the complexity of TIF’s with automated increment and distribution calculations.


Gain fast, remote access to recorded and filed document information and related images.


Conceal sensitive information prior to a document’s release with this easy-to-use redaction application.


Securely receive and record documents from title companies, law firms, and other community entities electronically.


Residents can pay their tax bills instantly through your county’s credit card processor using a convenient browser link on your website.


Residents can access their property-tax information quickly through a browser link on your website, with public or password-protected access.

Document Indexing

Easily maintain document recording and indexing with built-in integration for document scanning and viewing.

Let's Get Started

Put time back on your side with ERP software designed for the unique needs of local government.