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The Missouri Renewable Energy Standard (RES) began as a public initiative and was placed on the Missouri ballot during the November 4, 2008 election. Labeled as Proposition C, it requires the three investor owned utilities (IOUs) in the state (Ameren Missouri, Empire District and Kansas City Power & Light) to acquire renewable energy resources as a percentage of the total retail sales that each utility makes to its customers in the state.

Read about Renewable Energy Standard Compliance

Compliance Report, 2023

Read Compliance Report (PDF)

Compliance Plan, 2024-26

Read Compliance Plan (PDF)
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