Wyo. Stat. § 33-39-216: Recordkeeping.

Each appraisal management company shall certify to the board on an annual basis that it maintains a detailed record of each service request it receives and the name of the independent appraiser who performs the real estate appraisal services for the appraisal management company for a period of five (5) years from the final appraisal submission to the client, or two (2) years after final disposition of a judicial proceeding related to the assignment, whichever period expires later.