Michigan 2025-2026 Regular Session Status: Introduced 1 D cosponsors

SB 817 — Environmental protection: groundwater contamination; location guidelines for wastewater discharge; provide for. Amends sec. 3112 of 1994 PA 451 (MCL 324.3112).

Last action — SENATE CO-SPONSOR(S) NAMED: MALLORY MCMORROW

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  1. 1
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill has been introduced in the Senate. Introduced March 12, 2026. It must pass committee before a floor vote.

Next likely step: a committee referral and hearing.

Prognosis

Not enough signal yet

Where this bill stands today.

Odds of enactment

Low

How often bills like it became law.

Not enough signal yet to read this bill's trajectory — we surface a likelihood only once there's real movement (stage, sponsorship, committee, or votes) to point to.

Prognosis reads this bill's own signals — stage, sponsorship breadth, committee status, recorded votes and cross-state momentum. Odds come from a model trained on which bills have become law.

Summary

Environmental protection: groundwater contamination; location guidelines for wastewater discharge; provide for. Amends sec. 3112 of 1994 PA 451 (MCL 324.3112).

Bill Text

How this bill changes current law

12 changes Share ↗

Compared against the Michigan Compiled Laws as published AI-generated reading aid — verify against the official bill.

The bill introduces new restrictions on the discharge of waste into state waters, specifically prohibiting such discharge within one mile of a dwelling, while also making various language clarifications and procedural updates.

  • MCL 324.3112

    the waters of this state → the waters of the state

    Standardizes the phrasing used to refer to state waters.

  • MCL 324.3112

    at a location or point that is less than → at a location or point that is less than 1

    Establishes a specific distance restriction for waste discharge near dwellings.

  • MCL 324.3112

    An application for a permit under subsection (1) shall be submitted to the department. → An application for a permit under subsection (1) must be submitted to the department.

    Changes 'shall' to 'must' to emphasize the requirement.

  • MCL 324.3112

    Within 30 days after an application for a new or increased use is received, → Not later than 30 days after an application for a new or increased use is received,

    Clarifies the timeline for the department's application review.

  • MCL 324.3112

    within the applicable time period, the application shall be considered to be complete. → the application is considered to be complete.

    Clarifies the status of applications during review.

  • MCL 324.3112

    upon on the permittee's meeting the effluent requirements → upon the permittee's meeting the effluent requirements

    Corrects the preposition for grammatical clarity.

  • MCL 324.3112

    A person who has had a permit revoked may apply for a new permit. → A person that has had a permit revoked may apply for a new permit.

    Modifies the language from 'who' to 'that' for consistency.

  • MCL 324.3112

    by the reissuance, modification, suspension, or revocation of an existing permit of the department executed pursuant to this section → by the reissuance, modification, suspension, or revocation of an existing permit of the department executed in accordance with this section

    Changes 'pursuant to' to 'in accordance with' for consistency.

  • MCL 324.3112

    may be rejected by the department as being untimely. → may be rejected.

    Simplifies the language regarding the rejection of untimely petitions.

  • MCL 324.3112

    must utilize a method to sufficiently clean ballast water tanks prior to using water from a public water supply system as ballast water → must utilize a method to sufficiently clean ballast water tanks prior to before using water from a public water supply system as ballast water

    Adds clarity to the condition of using public water.

  • MCL 324.3112

    the applicant shall demonstrate that the oceangoing vessel complies with the federal aquatic nuisance rule as in effect immediately before the effective date of that amendment to the federal aquatic nuisance rule. → the applicant shall demonstrate that the oceangoing vessel complies with the federal aquatic nuisance rule as in effect immediately before the effective date of that amendment.

    Streamlines the requirement regarding compliance with the federal rule.

  • MCL 324.3112

    adopted pursuant to under the compact apply. → adopted pursuant to the compact apply.

    Corrects the phrasing for grammatical accuracy.

Action History

  1. 3/12/2026 - SENATE CO-SPONSOR(S) NAMED: MALLORY MCMORROW

Sponsors

Sponsorship breakdown

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1 sponsors · 0 co-sponsors · 146 not signed on

Sponsors (1)

Co-sponsors (0)

None.

Not signed on (146)

146 members have not signed on to this bill.

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"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does SB 817 do?
Environmental protection: groundwater contamination; location guidelines for wastewater discharge; provide for. Amends sec. 3112 of 1994 PA 451 (MCL 324.3112).
Who sponsors SB 817?
SB 817 is sponsored by Rosemary Bayer (Democrat).
What is the current status of SB 817?
This bill has been introduced in the Senate. Introduced March 12, 2026. It must pass committee before a floor vote.
Where can I track SB 817?
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Last checked for changes 3 months ago · updated continuously

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