The mission of the Diocese of Springfield in Illinois Office for Archives and Records Management is to collect, organize, preserve, and provide access to records and artifacts that have historical, legal or administrative value that pertain to the operation of the diocese, its parishes, agencies, institutions and people. The Archives was established in accordance with Canon 482, which invests the chancellor with the responsibility for the archives. The Director of Archives and Records Management reports to the chancellor and is granted canonical faculties to fulfill this mandate.

The Office for Archives and Records Management is a private institutional repository, whose primary duty is to serve the bishop, curial offices and Catholic parishes. The Archives makes available and extends its materials to researchers as permitted by canon law, civil law and privacy considerations.