MI HB6004

Increases the catastrophic claims association's indemnification threshold from $580,000 to $600,000 for motor vehicle accident policies issued or renewed July 1, 2021 through June 30, 2023, with biennial adjustments beginning July 1, 2023 based on the lesser of 6% or the Consumer Price Index, rounded to the nearest $5,000.

Requires the catastrophic claims association to disclose annually on its website all data and actuarial computations used in calculating premiums, including unpaid losses, loss adjustment expenses, actuarial tables, mortality assumptions, discount rates, inflation forecasts, and loss development analysis.

Mandates disclosure of the annual actuarial evaluation, member assessment reports, annuity models used in projecting claimant-level payment streams, and any explanatory memoranda regarding premium components within 15 days after the association charges members the total premium.

Makes technical corrections to references throughout the statute by removing "(1)" from section 3101 citations to reflect updated statutory language.