
The Leading California Property Tax System
Assessor
MPTS offers a robust Assessor system with efficient processing for improved accuracy and productivity.
Auditor-Controller
MPTS provides a fully integrated
Auditor system that includes
apportioning and AB8 distribution.
Treasurer-Tax Collector
The MPTS Tax Collector’s system supports collections, cashiering, and redemption activities.

About Us
For 40 years, we’ve been the leading property tax system in California, with 37 counties using the Megabyte Property Tax System (MPTS).
Megabyte allows the Assessor, Clerk of the Board, Auditor-Controller, Tax Collector Treasurer, Taxpayers and many other departments to accurately, efficiently, and securely access relative county property tax information.




































