At their meeting held on September 26, 2025, the State Board of Equalization appointed Mr. Keith Erffmeyer, the current Denver County Assessor, to be the next Property Tax Administrator for the state of Colorado. Keith will start his official duties in January of 2026. Our sincerest thanks to Keith for his interest in pursuing and then accepting the position.
There was a problem with capturing the OCFX cars and miles recently acquired by this company. The omitted property addition results in the following revised assessments:
By: JoAnn Groff
I don’t know about any of you reading this, but I sincerely doubt anyone graduating from school and starting a career thinks of being the Property Tax Administrator. Yet, it is one of the best jobs in state government!
Mark your calendar and make plans to join us for the 2025 Colorado Association of Tax Appraisers (CATA) Annual Conference, taking place August 18–21 at the scenic Beaver Run Resort in Breckenridge, Colorado.
Registration opens Monday, June 16 and closes Monday, June 30.
This year’s conference features an outstanding lineup of educational opportunities, including:
The deadline for submitting the Out-Of-State Ownership List to the Department of Revenue is on or before June 1, § 39-5-102(3), C.R.S. The Department of Revenue requests that the data be submitted electronically in an Excel spreadsheet. This spreadsheet is a list of the names and addresses of all nonresidents as shown in your records as of the previous assessment date of owned real or personal property within the county. The requested format is detailed as follows:
There was a change in value based on a Board of Assessment Appeals settlement agreement, Docket Number 2024BAA845.
The taxpayer requested an all year nonstop speed of 250 miles per day, like coal unit trains, for crude oil tankers traveling back and forth mostly between Utah and Kansas. We insisted on a speed study to go higher than the actual system wide and typical calculation of 151 miles per day, which took the prospect of a hearing to acquire. This resulted in a value reduction and apportionment change to the referenced property. The revised values are:
Telephone reseller Mint Mobile, LLC failed to file during the assessment period but recently submitted the filing.
Gary Grinham
Mint Mobile
1550 Scenic Avenue Suite 100
Costa Mesa, CA 92626
The following are the necessary steps for the county to generate a tax bill:
Assessors with omitted property in their county will add the value for 2024 and value track it as omitted property.
Notify the treasurer of the omitted value by providing a spreadsheet indicating the value and taxes for each property impacted along with a copy of this bulletin.
There was a change in value based on a District Court for the City and County of Denver settlement agreement, Case Number 2024CV32650 appeal resulting in a value reduction and apportionment change to the referenced property. The revised values are:
There was a change in value based on a District Court for the City and County of Denver settlement agreement, Case Number 2024CV32650 appeal resulting in a value reduction and apportionment change to the referenced property. The revised values are:
There was a change in value based on a District Court for the City and County of Denver settlement agreement, Case Number 2024CV32650 appeal resulting in a value reduction and apportionment change to the referenced property. The revised values are: