See section https://su-jsm.atlassian.net/wiki/x/Y5dICQ found under the “Interdepartmental Order (ID)” section which outlines information for expenses with other SU Departments. As of 1/1/25, Catering no longer utilizes IDs and the new process is outlined accordingly.
The College of Law internal form to obtain budget approval can be found in the same section, COL Campus Catering Event Approval Request Form .