The data specification updates that resulted from the Fall 2026 EDI Committee meeting were published to the WCIO website on October 16, 2026.  Please see the change log at the beginning of each specification with the summary of changes or the tracked changes in red embedded in the document for those specifications or documents that do not have a summary of changes.  All specifications and documents were updated with the approved changes dated October 6, 2026. 

The following specifications were updated:

1.       WCPOLS
2.       WCSTAT

3.       ETR
4.       WCRATING
5.       WCCPAP
6.       PEO Applicable Code Chart
7.       Data Reporting Handbook
8.       DCO Applicability Chart
9.       WCIO Specifications Excel Format
10.     Error Code Tables