HB 4007 amends Michigan’s Clean and Renewable Energy and Energy Waste Reduction Act to revise the statutory definition of “clean energy system.” The bill keeps zero-emission generation, including nuclear, within the definition and continues to treat certain natural-gas facilities with carbon capture and storage as clean energy if they meet specified capture and permanence standards. It also preserves a pathway for an independently owned combined-cycle natural gas plant with an existing power purchase agreement to qualify if it receives commission approval by 2030 for a plan that achieves functional equivalence with the clean energy standard through emissions reductions and related technologies.
The bill also adds a new category for a “coal replacement engine,” defined as a reciprocating internal combustion engine placed in service before February 27, 2024, to help retire coal-fired generation in Michigan’s Upper Peninsula. In addition, it makes conforming changes to the act’s definitions section and ties the bill’s effectiveness to enactment of House Bill 4283, indicating the measure is part of a broader legislative package on energy policy.
Impact
HB 4007 would affect how electric providers, the Michigan Public Service Commission, and the Department of Environment, Great Lakes, and Energy evaluate resources that count toward Michigan’s clean energy requirements. By broadening and clarifying the definition of clean energy system, the bill could allow additional natural-gas-and-carbon-capture resources, certain existing combined-cycle plants, and coal-replacement engines to be treated as qualifying resources under the state’s clean energy framework. This could influence utility planning, compliance filings, and commission review of clean energy plans under the state’s energy law.
Sentiment
The bill appears to have generally favorable support in the House, as reflected by committee and floor votes that advanced it with substantial majorities, including final passage on third reading by 82-27. The available record does not include committee testimony, but the vote pattern suggests the measure was broadly acceptable to many members while still drawing meaningful opposition. The immediate-effect vote also indicates a sense of urgency or policy priority among supporters.
Contention
The main point of contention is likely the bill’s treatment of natural gas and carbon capture as part of the clean energy definition. Supporters appear to view this as a pragmatic way to preserve reliability, affordability, and grid adequacy while reducing emissions, especially for existing plants and coal-replacement resources. Opponents likely object to expanding “clean energy” to include fossil-fuel generation, even with carbon capture, because it may be seen as diluting the state’s renewable and zero-emission goals. The split floor vote suggests disagreement over whether the bill advances decarbonization or creates loopholes for continued fossil-fuel use.