The bill amends Michigan's existing laws on the regulation of public utilities, particularly focusing on the processes for rate increases and the responsibilities of the Public Service Commission (PSC). It requires utilities to obtain PSC approval before increasing rates or changing rate schedules, emphasizing the need for coordination among utilities to prevent simultaneous filings. Utilities must provide evidence to support their rate increase applications, and interested parties are guaranteed notification and participation in hearings. The bill also establishes timelines for the PSC's response to applications and outlines conditions for implementing temporary rate increases. Notably, it abolishes automatic adjustment clauses and prohibits rate increases without prior notice and hearings, enhancing regulatory oversight and consumer protection.

Additionally, the bill addresses tariffs for natural gas and electric utilities concerning customers in net metering programs, stating that a tariff will not apply until the PSC sets a new one. It mandates that utilities report savings from personal property tax exemptions within 60 days of the 2026 amendatory act's effective date, leading to a reconciliation proceeding by the PSC to assess these savings and potentially reduce residential rates. The bill clarifies definitions related to utility proceedings and specifies that municipally owned electric utilities are excluded from certain definitions. The enactment of this bill is contingent upon the passage of House Bill No. 5880.

Statutes affected:
House Introduced Bill: 460.6
As Passed by the House: 460.6