Welcome to the Missouri Department of Labor and Industrial Relations Division of Workers' Compensation (MODWC) EDI Website

MODWC mandated the use of the EDI Release 1 standards for reporting First Reports of Injury (FROI) effective January 1, 2009. Missouri will continue to receive FROI EDI claims in Release 1 format until the MODWC transitions to the EDI Release 3.1 standards in January 2024.

Questions regarding EDI Claims IAIABC Release 3.1 reporting in Missouri should be sent to modwcedi@iso.com

  1. To report electronically with MODWC, complete a Trading Partner Profile Registration. Click on the link location in the navigation bar on the left.
  2. To receive important EDI announcements via email, join MODWC's EDI Mailing List. Please send an email to modwcedi@iso.com to be added to the list. Note: Contacts indicated on the Trading Partner Registration are automatically added.
  3. Please check the "What's New" section of this website located on the navigation bar on the top for "News & Updates" related to EDI filing with MODWC.

For more information about EDI standards nationally:

International Association of Industrial Accident Boards and Commissions (IAIABC)
Phone: +1 (608) 841-2017