This form, Instructions to File a Foreign Decree, provides a guide to the process and forms necessary to file/register a foreign decree in Colorado. Do not use these instructions, if you wish to register/modify/enforce your foreign support order Section 14-5-601 - 615, C.R.S. or seek to register/modify a foreign order regarding child-custody determination Section 14-13-305, C.R.S. This is an official form from the Colorado State Judicial Branch, which complies with all applicable laws and statutes. USLF amends and updates the forms as is required by Colorado statutes and law.