Mo. Rev. Stat. § 84.580: Police force — list of personnel — candidate's right to examine test papers and marks.

1. There shall be maintained in the departments a list of all persons in the service of the departments in such cities, showing in connection with each name the position held, the salary or wages paid, the date and character of appointment and every subsequent change in status, and the date and character of each disciplinary action taken against the officer or employee.

2. On his request, any candidate on an eligible list or who has not passed an examination shall have the right, either personally or through an agent or agents designated in writing by him, to examine his examination paper and markings. No eligible list shall be extended for a period of more than two years without a new application and examination.