RIVERSIDE 4050 Main St., Riverside, CA 92501. RI-PR071. INSTRUCTIONS. Use this form to request the assignment of an address to your project.For information on the addressing process, see page 2. Note. Official Website for Riverside County California Clerk Recorders Office. TAP employees can remain on the Human Resources Department's payroll for up to 90 days without an assignment before they are terminated. Test assignments are created within the larger structure of a test event. Volunteer Assignment Acknowledgment Form. (CONTINUED). • I understand the County of Riverside provides liability insurance while in the course and scope of the. Use Your Existing Assignments. No need to alter your assignments.