The Organization of MISO States, Inc. (OMS) is a non-profit, self-governing organization of representatives from each state with regulatory jurisdiction over entities participating in the Midwest Independent System Operator, Inc. (MISO), a regional transmission organization as defined by the Federal Energy Regulatory Commission (FERC). The purpose of the OMS is to coordinate regulatory oversight among the states, including recommendations to MISO, the MISO Board of Directors, the FERC, other relevant government entities, and state commissions as appropriate.

• Illinois CC
• Indiana URC
• Iowa UB
• Kentucky PSC
• Manitoba PUB
• Michigan PSC
• Minnesota PUC
• Missouri PSC
• Montana PSC
• North Dakota PSC
• South Dakota PUC
• PSC of Wisconsin
• Associate Members