MI SB1328

Establishes streamlined procedures for environmental cleanup at contaminated sites, allowing property owners to conduct self-implemented response activities without prior department approval in certain circumstances and implement remedial actions to achieve cleanup criteria.

Creates a response activity review panel to resolve technical and scientific disputes regarding cleanup decisions, with panel recommendations subject to director review and binding if director does not issue final decision within 60 days.

Introduces certificate of completion process allowing persons to request written confirmation from the department that response activities comply with applicable requirements, with approval timelines of 90-150 days depending on whether prior department approval was obtained.

Modifies liability framework for underground storage tank contamination by establishing baseline environmental assessment requirements for new property owners and creating exemptions for certain parties including lessees, utilities, and persons with no knowledge of contamination who conducted appropriate inquiries.

Requires owners/operators to report releases within 24 hours, complete initial assessment reports within 180 days and final assessment reports within 365 days, with daily penalties up to $1,000 for late submissions, and implements land use restrictions through recorded notices or restrictive covenants.