How to Sell a Michigan Manufacturing Business: Tax, Successor Liability, and Closing Considerations, 2026

Michigan has one of the largest manufacturing sectors in the United States. When you sell a manufacturing business here, you are not operating in a generic M&A framework. You are operating under a set of state statutes that create successor liability for Michigan taxes, impose environmental obligations tied to real property conditions, and require specific filings with the Michigan Department of Treasury and the Michigan Department of Licensing and Regulatory Affairs (LARA) to complete a clean transfer.

This guide walks through each layer. The goal is to help sellers, buyers, and advisors understand what Michigan law actually requires, not just what generic M&A guides describe.

What Is a Michigan Manufacturing Business Sale?

A Michigan manufacturing business sale is the transfer of ownership of a company engaged in the production, fabrication, assembly, or processing of goods, typically involving real property, heavy equipment, inventory, customer contracts, and a workforce. The transaction can be structured as an asset sale (transferring specific assets and liabilities), a stock sale (transferring equity in the operating entity), or a merger under the Michigan Business Corporation Act (Act 284 of 1972, MCL 450.1001 et seq.).

Michigan manufacturing businesses span a wide range: automotive tier suppliers, metalworking and tooling shops, food processing facilities, plastics manufacturers, and industrial equipment companies. The common thread is that these businesses typically hold significant tangible assets (equipment, inventory, real property) alongside workforce and customer relationships. Each of those asset categories triggers different legal, tax, and compliance obligations under Michigan law when the business changes hands.

See our sell-side M&A representation page for a full description of how we structure and close manufacturing deals in Michigan.

Asset Sale vs. Stock Sale for Michigan Manufacturers

The choice between an asset sale and a stock sale is the single most consequential structural decision in a Michigan manufacturing transaction. The two structures produce different outcomes for taxes, successor liability, and how Michigan-specific statutes apply.

In Michigan manufacturing deals, buyers almost universally push for asset sales. The ability to obtain a stepped-up tax basis in equipment is significant given the capital-intensive nature of manufacturing. The ability to exclude known liabilities, and to obtain a Michigan tax clearance certificate that protects against successor liability for the seller's unpaid taxes, makes the asset structure more predictable. Sellers generally prefer stock sales for the simpler capital-gains treatment, but must recognize that a stock sale price premium is often required to offset the buyer's liability concerns.

Michigan Successor Liability Risks for the Buyer

Michigan has two successor liability statutes that apply to manufacturing business sales. Both operate independently of what the purchase agreement says about assumed liabilities.

MCL 205.27a: Tax Successor Liability

Under MCL 205.27a, a purchaser who acquires the business or substantially all of the assets of a seller is personally liable for any unpaid Michigan taxes owed by the seller at the time of the sale, unless the purchaser obtains a tax clearance certificate from the Michigan Department of Treasury before closing. The liability attaches by operation of law. The purchase agreement's exclusion of tax liabilities does not protect the buyer against the Michigan Department of Treasury's claim.

The tax clearance process requires the seller to file returns and pay outstanding balances for Michigan Business Tax (now Corporate Income Tax), Michigan Sales and Use Tax, withholding tax, and other state tax obligations. The Department has 60 days to respond to the clearance request. Many buyers withhold a portion of the purchase price in escrow pending clearance.

MCL 408.474a: Wage Claim Successor Liability

Under MCL 408.474a of the Michigan Payment of Wages and Fringe Benefits Act, a successor employer who takes over the business of a predecessor and continues substantially the same business operations may be held liable for unpaid wages and fringe benefits owed by the predecessor. Courts look at continuity of operations, workforce, management, and customers. A buyer who hires most of the seller's employees and continues manufacturing the same products is at higher risk of having wage claims attach than a buyer who restructures significantly.

Mitigation strategy: conduct pre-closing due diligence on payroll records, benefit plan funding, and any pending wage claims. Negotiate an indemnification provision that specifically covers MCL 408.474a claims and survivals.

Michigan Sales Tax and Use Tax on Equipment Transfers

Michigan imposes a 6% Sales Tax and a 6% Use Tax. In an asset sale, the transfer of tangible personal property (equipment, machinery, inventory, vehicles) is generally subject to Michigan Sales Tax unless an exemption applies. The most relevant exemptions for manufacturing transactions are:

• Isolated sale exemption: A sale that is not in the ordinary course of the seller's business may qualify as an "isolated transaction" exempt from sales tax. Michigan courts and the Department of Treasury have interpreted this narrowly. A full business sale typically qualifies as isolated, but the exemption is not automatic and requires documentation.
• Manufacturing equipment exemption: Equipment used directly in manufacturing (machines, tooling, conveyors used in production) may qualify for the industrial processing exemption under MCL 205.54t. The exemption does not apply to equipment used for storage, shipping, or administration.
• Inventory for resale: Finished goods inventory transferred to a buyer who intends to resell the goods is exempt from Michigan Sales Tax if the buyer holds a valid Michigan retailer's license and provides a completed Form 3372 (Michigan Sales and Use Tax Certificate of Exemption).

Proper documentation of each exemption claimed must be maintained at closing. Failure to document exposes both buyer and seller to assessment by the Michigan Department of Treasury on audit. The purchase agreement should specify which party bears any Sales Tax that applies to the transaction, with separate line items for equipment categories, and should require the buyer to provide exemption certificates at closing for any category claimed as exempt.

Michigan Corporate Income Tax Implications

Michigan replaced the former Single Business Tax (SBT) with the Michigan Corporate Income Tax (CIT) in 2012. The CIT applies to C corporations at a 6% rate on apportioned business income. Pass-through entities (S corporations, LLCs, partnerships) are generally not subject to the CIT at the entity level, though flow-through income is taxed to Michigan-resident owners through the individual income tax.

In a Michigan manufacturing asset sale, the seller's gain is characterized asset by asset:

• Depreciated manufacturing equipment generates ordinary income (recapture under Section 1245 for federal purposes, similar treatment for Michigan CIT).
• Real property held for more than one year generates capital gain (taxed at preferential federal rates; Michigan CIT taxes at the flat 6% rate with no preferential capital gain rate).
• Goodwill and other intangibles generate capital gain at both federal and Michigan levels.
• Inventory is ordinary income in all cases.

The federal Form 8594 (Asset Acquisition Statement) allocates the total purchase price across the seven asset classes defined by IRS regulations. Michigan follows the federal allocation for CIT purposes. Both buyer and seller must file consistent allocations. Disagreements over allocation are common and should be resolved in the purchase agreement rather than left to post-closing dispute.

Sellers operating through S corporations or LLCs should model Michigan-specific individual income tax exposure alongside federal gain. Michigan taxes individual income at a flat rate (4.25% for 2026) with no capital gains preference. Net investment income surtax considerations apply federally but not at the Michigan level.

Environmental Due Diligence under Michigan NREPA / Part 201

Michigan's Natural Resources and Environmental Protection Act (NREPA), Part 201 (MCL 324.20101 et seq.) governs cleanup liability for environmental contamination at manufacturing facilities. Part 201 is Michigan's analog to federal CERCLA but imposes its own liability scheme, remediation standards, and protection mechanisms.

Phase I and Phase II Environmental Site Assessments

Most manufacturing transactions begin with a Phase I Environmental Site Assessment (ESA) conducted according to ASTM E1527-21 standards. A Phase I identifies recognized environmental conditions (RECs) through records review, interviews, and site reconnaissance, without soil or groundwater sampling. If RECs are identified, a Phase II ESA involves actual sampling and laboratory analysis. Michigan manufacturing facilities with historical operations involving solvents, cutting fluids, electroplating, or chemical processing often require Phase II work.

Baseline Environmental Assessment (BEA)

Under Part 201, a person who acquires property that is contaminated but did not cause or contribute to the contamination can limit liability by conducting a Baseline Environmental Assessment (BEA) and filing it with the Michigan Department of Environment, Great Lakes, and Energy (EGLE). The BEA documents existing contamination conditions at the time of acquisition. A buyer who completes and submits a BEA within 45 days of property acquisition (or before acquisition for prospective purchasers) receives protection from cleanup liability for the pre-existing contamination documented in the BEA.

Sellers should understand the BEA framework because buyers will price contamination risk into the purchase price unless the BEA process provides them a clear path to liability protection. In some transactions, the parties negotiate a price reduction against a requirement that the buyer complete the BEA post-closing; in others, the seller conducts voluntary cleanup to EGLE standards before closing to remove the issue from the deal entirely.

MIOSHA Compliance Transitions

Michigan's OSHA program (MIOSHA) operates under state authority with standards that generally mirror federal OSHA but include state-specific rules in certain sectors. In a manufacturing acquisition, the buyer assumes MIOSHA compliance obligations from closing forward. The purchase agreement should include a seller representation that the facility is in material compliance with MIOSHA standards and that no material MIOSHA citations or investigations are pending. Buyers should include facility walkthroughs and MIOSHA violation history review in due diligence.

Closing Process and Michigan Business Corporation Act Filings

Closing a Michigan manufacturing deal involves a set of filings and steps that are specific to Michigan's corporate law framework under Act 284 of 1972 (the Michigan Business Corporation Act, MCL 450.1001 et seq.).

For an asset sale, the key closing deliverables include:

• Michigan tax clearance certificate from the Michigan Department of Treasury (requested in advance; 60-day processing window).
• Bills of sale, assignment and assumption agreements, and real property deeds (recorded with the county register of deeds).
• Certificate of Transfer for motor vehicles and other titled equipment through the Michigan Secretary of State.
• UCC-1 terminations on existing liens on transferred assets (obtained from secured creditors).
• MIOSHA transfer notice and applicable permits transferred or re-applied for in the buyer's name.
• State and local business licenses transferred or re-issued to buyer.

For a stock sale or merger, the MBCA requires filing Articles of Merger with LARA if the transaction is structured as a statutory merger. Filing fees and processing times vary. A Plan of Merger approved by the boards and shareholders of both entities is required for a Michigan statutory merger.

If the seller is dissolving after the asset sale, Articles of Dissolution must be filed with LARA under MBCA Section 804 (MCL 450.1804). Final tax returns must be filed with the Michigan Department of Treasury before dissolution can be completed.

Common LOI Mistakes Specific to Michigan Manufacturing Deals

Sellers in Michigan manufacturing transactions frequently encounter the same set of LOI-stage mistakes. Each one is avoidable with experienced counsel on the front end.

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