Verify an Apostille or Authentication

This tool enables you to verify that an Authentication was issued by the Colorado Secretary of State's office on or after April 5, 2011. If you are interested in verifying an Authentication that was issued prior to this date, please contact our office.

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Issue date:
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Disclaimer: Any result posted or generated by the Authentication verification search tool is made available for informational purposes only. The Colorado Secretary of State makes no warranty, expressed nor implied, regarding the accuracy, adequacy, completeness, legality, reliability or usefulness of any information so provided by the Authentication verification tool.