The WCIO (Workers Compensation Insurance Organizations) is a voluntary, not-for-profit association of organizations statutorily authorized, licensed in, and actively engaged in, as one of its current and active functions, the business of establishing rates, advisory rates, or advisory loss costs for the workers’ compensation insurance industry in at least one (1) state. The mission of the WCIO is to benefit the workers’ compensation insurance industry by enabling efficiencies related to the submission of standardized data and promoting DCO best practices. Data specifications are available for policy information, unit statistical reporting, experience modifications, detailed claim information, and individual case reports.

The Full Members of the WCIO are:

  • Workers' Compensation Insurance Rating Bureau of California
  • Delaware Compensation Rating Bureau, Inc.
  • Indiana Compensation Rating Bureau
  • Workers' Compensation Rating and Inspection Bureau of Massachusetts
  • Compensation Advisory Organization of Michigan
  • Minnesota Workers' Compensation Insurers Association, Inc.
  • National Council on Compensation Insurance, Inc.
  • New Jersey Compensation Rating and Inspection Bureau
  • New York Compensation Insurance Rating Board
  • North Carolina Rate Bureau
  • Pennsylvania Compensation Rating Bureau
  • Wisconsin Compensation Rating Bureau


The Associate Members of the WCIO are:


·       Insurance Services Office, Inc.

·       Accident Fund Group


How to Become an Associate Member



The following WCIO committees make recommendations to the WCIO Board for action, as appropriate:


WCIO Actuarial Advisory Committee (AAC)

WCIO Web Administration Committee (WAC)

WCIO Policy Research Advisory Committee (PRAC)

WCIO Data Advisory Committee (DAC)

WCIO Electronic Data Interchange Committee (EDI)

Project task groups are formed by the EDI Committee, as needed, to address specific issues with the specifications.  Project task group results are presented to the EDI Committee as changes or recommendations. The EDI has one standing task group: XML Technical Task Group.