What Is an F Reorganization and Why Do Buyers Ask for One?
Sam's List Editorial | 2026-08-14
An F reorganization is a tax-free restructuring under Internal Revenue Code Section 368(a)(1)(F), defined as a mere change in identity, form, or place of organization of one corporation. In plain terms, the same business, with the same owners, continues under a new legal wrapper without triggering tax. Buyers of S corporations ask for one because it produces a target they can acquire as an asset purchase for tax purposes while leaving the operating company's contracts and identity intact.
If a buyer's counsel has raised this and you nodded along, here is what they are actually proposing.
How an F Reorganization Works, Step by Step
The classic pre-sale F reorganization for an S corporation runs in a sequence.
First, the shareholders form a new corporation, usually called Holdco, and contribute their stock in the existing S corporation to it. Holdco elects S corporation status. Second, the original operating company, now a wholly owned subsidiary, is made a qualified subchapter S subsidiary through a QSub election under Section 1361(b)(3), which causes it to be disregarded as an entity separate from its parent for federal tax purposes. Third, the subsidiary typically converts to a single-member LLC under state law.
The result is a holding company taxed as an S corporation that owns an LLC treated as a disregarded entity. The business has not moved. The employees, the EIN, the contracts, and the licenses generally stay where they were.
Rev. Rul. 2008-18 addresses this structure and the treatment of the S election and the QSub election in that sequence, which is why the pattern has become standard rather than novel.
Why Buyers Want an F Reorganization
Buyers generally want to buy assets, because an asset purchase gives them a stepped-up basis in what they acquire and lets them depreciate and amortize it going forward. Sellers generally want to sell stock, because it is cleaner and often better for them personally.
The F reorganization structure narrows that fight. After the restructuring, the buyer can purchase the LLC interests. Because the LLC is disregarded for tax purposes, that purchase is generally treated as an acquisition of the underlying assets, so the buyer gets the step-up. At the same time, because the LLC is the same legal entity that has always operated the business, contracts, permits, and relationships typically carry over without the assignment work a true asset sale demands.
There is a second reason buyers like it. Acquiring an S corporation directly carries the risk that the S election was defective at some point in its history, which can create unpleasant retroactive consequences. The F reorganization structure lets the buyer take the operating entity while leaving that historical exposure at the level of the entity the sellers retain.
Why the Seller Should Care
The seller's interest is not just accommodating the buyer.
The structure preserves the S election and the entity's history, which means EIN, contracts, licenses, and payroll accounts generally continue rather than requiring reissue. It can be done well in advance of any transaction, which matters because doing it under a signed letter of intent turns a planning exercise into a closing condition. And it gives the seller a negotiating position on the buyer's step-up rather than simply losing the asset-versus-stock argument.
Where an F Reorganization Goes Wrong
Three things account for most of the problems.
A broken S election. The structure depends on a valid S election existing to begin with. Elections get compromised by an ineligible shareholder, a second class of stock created inadvertently through a side arrangement, or a missing consent. Diligence is where this surfaces, and fixing it retroactively is possible in some circumstances but is neither quick nor free.
Timing and sequence. Treasury Regulation Section 1.368-2(m) sets out the requirements a transaction must satisfy to qualify under Section 368(a)(1)(F), including conditions about the identity of shareholders and their interests and the resulting corporation being the only acquiring corporation. Steps taken in the wrong order, or blended with other transactions, can put qualification at risk.
State treatment. States do not uniformly follow federal characterization. State-level S election recognition, franchise tax, and real property transfer tax can all behave differently than the federal result, and a structure that is clean federally can generate a state cost nobody modeled.
What It Does Not Do
An F reorganization does not increase what your business is worth. It does not eliminate the seller's tax on the eventual sale, and depending on the assets involved, some of the gain may be taxed at ordinary rates rather than capital gains rates.
It is a structuring step that makes a transaction cleaner and preserves optionality. It is not a tax strategy on its own, and any advisor presenting it as one is describing something other than what it is.
When to Do It
Before you need it. The structure is most useful when it is completed well ahead of a transaction, so the entity is already in position when a buyer appears and the work is not competing with diligence deadlines.
That said, this is a coordinated exercise involving a CPA who has done it, transaction counsel, and often a state and local tax specialist. Restructuring an entity on the strength of an article is a bad idea, including this one. If a sale is anywhere in your two-to-three year horizon, the conversation is worth having now. You can compare accountants and fractional CFOs by specialty and verified client reviews in the Sam's List directory.
Frequently Asked Questions
What is an F reorganization in simple terms? It is a tax-free restructuring under Section 368(a)(1)(F) that changes a corporation's identity, form, or place of organization without changing who owns it or what it does. For S corporations approaching a sale, it typically means creating a holding company, making a QSub election for the operating company, and converting that company to an LLC.
Why do buyers require an F reorganization before buying an S corp? It lets the buyer acquire the operating company in a way that is generally treated as an asset purchase for tax purposes, producing a stepped-up basis, while keeping contracts, licenses, and the entity's identity intact. It also helps insulate the buyer from historical risk that the seller's S election was defective.
Is an F reorganization taxable to the seller? The reorganization itself is generally tax-free when it meets the requirements of Section 368(a)(1)(F) and the related regulations. It does not eliminate tax on the subsequent sale of the business, and the character of that gain depends on the assets involved. Confirm your specific facts with a CPA and transaction counsel.
How long does an F reorganization take? The formation and election steps can often be completed in a matter of weeks, but the useful version happens well before a transaction, not during one. Timing, sequence, and state-level consequences all need review first, which is why owners with a sale in a two-to-three year horizon usually start the conversation early.
About the author: Kimberly Green is the cofounder of Sam's List, where business owners and high earners find vetted CPAs, financial advisors, and fractional CFOs. She's met one-on-one with 400+ financial professionals and writes from the real data behind thousands of client-advisor matches. Ask her anything about finding an accountant - she's heard it all, including the questions people are afraid to ask.