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- 2011 Income Tax Form Improvements
- Tuition Program Contribution -- January 18, 2012
- Qualified Indian Reservation Income -- January 19, 2012
- Abroad on Due Date -- January 20, 2012
- Military Personnel -- January 23, 2012
- 104CR Form -- January 25, 2012
- Enterprise Zone Credits -- January 26, 2012
- Credit for Tax Paid to Another State -- January 27, 2012
- DR 1778 Form -- January 30, 2012
- Notes about other income tax credits -- January 31, 2012
- Paper state sales tax returns to receive closer look -- January 11, 2012
- Rebate program for low-income Colorado seniors and disabled -- January 6, 2012
- Using federal Individual Taxpayer Identification Numbers (ITINs) instead of SSNs -- December 20, 2011
- Colorado Income Tax--Military Servicepersons -- December 20, 2011
- Online Business Registration now available -- December 9, 2011
- Colorado Sales/Use Tax Rate Changes Effective January 1, 2012 -- December 5, 2011
- End to Denver Metro Football Stadium District Tax -- November 22, 2011
- Draft 2011 Income Tax Forms Available -- November 17, 2011
- Colorado income tax booklets won't arrive automatically by mail -- November 17, 2011
- Colorado Use Tax Webinar Nov. 30 -- October 21, 2011
- October Holiday Items -- October 18, 2011
- Coupon Booklets -- October 13, 2011
- Extension of Time to File -- September 27, 2011
- Renewal of Sales Tax Licenses -- September 23, 2011
- Colorado Tax Amnesty -- September 20, 2011