Request For Copy
Instructions
1. This form must be filled out accurately and completely.
3.
Be specific when entering the tax period of the
It must also be notarized. For security purposes, the
return(s). For example, if you want copies of your
Colorado Department of Revenue does everything it
returns for the tax years 2005 through 2010, enter
can to keep taxpayer information confidential. These
January 2005 in the Beginning column and December
precautions are necessary to ensure against potential
2010 in the Ending column. Do not complete a
identity theft. The Tax Files Office cannot accept
separate form for each year you are requesting.
requests for copies by fax because original signatures
of both the requester and the notary are required for
4. To request a copy of a return(s) for another taxpayer,
security purposes.
a written authorization (a Power of Attorney or, if
Mail the completed form to:
applicable, a copy of a death certificate) will be required
before we can release the information. The individual’s
Colorado Department of Revenue
signature on the front of this form is also acceptable.
Tax Files - Room 338
P.O. Box 17087
5.
It will take from seven to ten days to receive your
Denver, CO 80217-0087
copies. If your request results in more than 10 pages,
you will be notified of the total cost. Copies will not be
2.
The Colorado Department of Revenue retains copies
released until we receive payment.
of tax returns for nine years plus the first six months
of the calendar year. For example, a 2012 document
6. Please call us at 303-866-5407 if you have any
is available until June 30, 2022. This copy retention
questions. We do not maintain federal records. To
schedule is established by the Colorado Attorney
obtain federal returns or information, contact the
General, the State Archivist and the State Auditor.
Internal Revenue Service.
Common Requests:
Form Title
Form Number
Individual Income Tax Return
DR 0104
Retail Sales Tax Return
DR 0100
If there is a cost for copies you will be notified before
your request will be processed.