Industry experts for workers compensation data collection and assigned risk placement in Michigan
Experience Modifications (OEMS / MiMods)
Online Assigned Risk Application (OAR)
Manage Policy System (MPS)
Class Code Lookup
Financial Data Calls (MIFDRA)
Wednesday, July 1, 2026
Member Invoice Portal – 3rd Quarter 2026
Tuesday, March 31, 2026
Member Invoice Portal – 2nd Quarter 2026
Wednesday, December 31, 2025
Member Invoice Portal – 1st Quarter 2026
Tuesday, September 30, 2025
Member Invoice Portal – 4th Quarter 2025
Monday, August 4, 2025
Guidelines for Insureds that use Contractors (2025)
Friday, August 14, 2026
#369 - CAOM - DCA PURE PREMIUM EFF 20270101
Thursday, August 6, 2026
#322 - MWCPF - Updated Facility Experience Rating Plan Eff 20270101
Tuesday, July 28, 2026
#321 - MWCPF - Notification Endorsement of Pending Law Change to TRIPRA 2019
2027 - Data Collection Agency Workers' Compensation Insurance Statewide Average Pure Premium Michigan
Friday, September 5, 2025
2026 - Assigned Risk Rates and Rating Values for the Michigan Workers' Compensation Placement Facility
Friday, August 22, 2025
2026 - Data Collection Agency Workers' Compensation Insurance Statewide Average Pure Premium Michigan