2025 Senate Bill 23 / Public Act 58

Land use: land division; number of parcels resulting from division; authorize counties and municipalities to increase.

An act to amend 1967 PA 288, entitled “An act to regulate the division of land; to promote the public health, safety, and general welfare; to further the orderly layout and use of land; to require that the land be suitable for building sites and public improvements and that there be adequate drainage of the land; to provide for proper ingress and egress to lots and parcels; to promote proper surveying and monumenting of land subdivided and conveyed by accurate legal descriptions; to provide for the approvals to be obtained prior to the recording and filing of plats and other land divisions; to provide for the establishment of special assessment districts and for the imposition of special assessments to defray the cost of the operation and maintenance of retention basins for land within a final plat; to establish the procedure for vacating, correcting, and revising plats; to control residential building development within floodplain areas; to provide for reserving easements for utilities in vacated streets and alleys; to provide for the filing of amended plats; to provide for the making of assessors plats; to provide penalties for the violation of the provisions of this act; to repeal certain parts of this act on specific dates; and to repeal acts and parts of acts,” by amending section 108 (MCL 560.108), as added by 1996 PA 591.

AI Analysis – Experimental

The bill amends the Land Division Act to increase the number of parcels that can be created from a parent parcel, introduces conditions for additional parcels, and allows for more flexible partitioning under local ordinances, effective July 1, 2026.

Introduced in the Senate

Jan. 22, 2025

Introduced by Sen. Kevin Hertel (D-12)

Referred to the Committee on Local Government

Feb. 25, 2025

Reported with substitute S-2

Feb. 26, 2025

Referred to the Committee of the Whole

March 5, 2025

Reported with substitute S-2

Substitute S-2 concurred in by voice vote

March 12, 2025

Amendment offered by Sen. Ed McBroom (R-38)

1. Amend page 1, line 4, after “tract,” by inserting “shall result in not more than 10 parcels of 1.5 acres each if the remainder of the resulting parcels are 3 acres or larger or”.

2. Amend page 2, line 26, after “recorded.” by inserting “This subdivision does not apply to a parcel created by an exempt split.”.

The amendment passed by voice vote

Passed in the Senate 30 to 6 (details)

Received in the House

March 12, 2025

Referred to the Committee on Regulatory Reform

Dec. 11, 2025

Reported with substitute H-1

Dec. 16, 2025

Substitute H-1 concurred in by voice vote

Passed in the House 97 to 8 (details)

Motion to give immediate effect by Rep. Bryan Posthumus (R-90)

The motion prevailed by voice vote

Received in the Senate

Dec. 18, 2025

Substitute H-1 concurred in 30 to 4 (details)

Signed by Gov. Gretchen Whitmer

Dec. 23, 2025