Downloaded from the Colorado Department of Revenue website
REV1/30.21/INTERNET
Library has January 2016 - December 2021
2021
January (PDF) | February (PDF) | March (PDF) | April (PDF) |
May (PDF) | June (PDF) | July (PDF) | August (PDF) |
September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2020
January (PDF) | February (PDF) | March (PDF) | April (PDF) |
May (PDF) | June (PDF) | July (PDF) | August (PDF) |
September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2019
January (PDF) | February (PDF) | March (PDF) | April (PDF) |
May (PDF) | June (PDF) | July (PDF) | August (PDF) |
September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2018
January (PDF) | February (PDF) | March (PDF) | April (PDF) |
May (PDF) | June (PDF) | July (PDF) | August (PDF) |
September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2017
January (PDF) | February (PDF) | March (PDF) | April (PDF) |
May (PDF) | June (PDF) | July (PDF) | August (PDF) |
September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2016
January (PDF) | February (PDF) | March (PDF) | April (PDF) |
May (PDF) | June (PDF) | July (PDF) | August (PDF) |
September (PDF) | October (PDF) | November (PDF) | December (PDF) |