The Wyoming Division of Criminal Investigation (DCI) was created  in 1973 pursuant to Wyo.Stat. § 9-1-611. DCI is a division of the Wyoming State Attorney General's Office. The history of DCI can be read at this link. DCI is comprised of Criminal Justice Information Services, Operations, and the State Crime Laboratory.  

The mission of DCI is to provide exceptional service to our criminal justice partners and the citizens of Wyoming through leadership, teamwork, and cooperation while exhibiting a positive attitude with Dedication, Courage and Integrity.

Jurisdiction: Pursuant to Wyo.Stat. § 9-1-618(a), DCI may conduct criminal investigations at the request of a local police department, sheriff's office or the county or district attorney of jurisdiction. Pursuant to Wyo.Stat. § 9-1-618(b), DCI shall conduct investigations at the direction of the Governor, violations of the Wyoming Controlled Substance Act and organized criminal activity that crosses jurisdictional boundaries of local law enforcement agencies. DCI will also investigate violations of computer crimes as specified in Wyo.Stat. § 6-3-501 through 6-3-505, and suspected violations involving the sexual exploitation of children as specified in Wyo.Stat. § 6-4-303.