In Colorado, it is not usually possible to expunge or "seal" a conviction from your criminal record, even if you have completed probation. There are, however, exceptions for some offenses involving controlled substances. (Colorado Statutes § 24-72-308.5 and -308.6)
If you were arrested but released without being charged with a crime, or were arrested and charged with a crime but not convicted, you can probably have your records sealed. After sealing, it is as though the arrest or charge never occurred, and you don’t have to disclose the information if you are asked about it. (Colorado Statutes § 24-72-308.)
Here is a summary of Colorado’s laws governing expungement of adult criminal records.
You may petition to have your criminal record sealed if:
There are some exceptions to this rule. If you were not charged because of a plea agreement in another case, or if your case was dismissed because of a plea agreement in another case, your record cannot be sealed. In addition, your record won't be sealed if you have failed to meet all the conditions of your sentence.
In addition, sealing is not possible for records concerning:
(Colorado Revised Statutes § 24-72-308.)
If you were convicted of an offense involving a controlled substance and you have satisfied all the conditions of your sentence, you may petition to have your records sealed if:
There are some limitations on the types of controlled substance offenses that may be sealed under this law. Carefully read Colorado Statutes § 24-72-308.5 or consult a criminal law attorney.
If you were convicted of an offense involving a controlled substance and you have satisfied all the conditions of your sentence, you may petition to have your records sealed if the offense is:
There are some limitations on the types of controlled substance offenses that may be sealed under this law. Carefully read Colorado Statutes § 24-72-308.6 or consult a criminal law attorney.
If a law enforcement agency collected a biological sample from you while investigating a crime, you can petition to have that evidence expunged in some circumstances. Consider a petition for expungement if:
This law does not apply if you were arrested, charged with, or convicted of a separate offense for which collection of a biological sample was permitted. (Colorado Revised Statutes § 16-23-105.)
You can find the official Petition to Seal Arrest & Criminal Records at the Colorado Courts website. But be aware that cleaning up your criminal record can be complicated. To learn more about expunging criminal records in Colorado -- and to discuss your personal circumstances -- you should contact a qualified criminal law attorney. A good lawyer can guide you each step of the way.