MI HB4978

Requires the Michigan Public Service Commission to conduct reviews of electric utility investment and maintenance distribution plans as contested cases under the Administrative Procedures Act, ensuring formal hearing procedures with evidence presentation and cross-examination

Mandates that utilities coordinate with commission staff before filing general rate case applications to avoid resource conflicts when multiple utilities file simultaneously

Authorizes the commission to order delays of up to 21 days between rate case filings for electric utilities serving more than 1,000,000 customers in Michigan

Makes technical amendments changing language such as "within" to "in" or "not later than" and "upon" to "on" throughout the existing public utilities statute

Renumbers existing subsections to accommodate the new distribution plan review requirement