What is the main difference between a spin-off and a split-off?

A spin-off is a pro-rata distribution of a subsidiary's stock to all shareholders, so they end up owning stock in both companies. A split-off is a non-pro-rata distribution where only some shareholders exchange their parent company stock for subsidiary stock, resulting in a separation of ownership.

Can a newly formed subsidiary be spun off tax-free?

Yes, a new subsidiary can be spun off in a tax-free transaction, often as part of a 'divisive D reorganization.' However, the active trade or business that is transferred to the new subsidiary must have a five-year history.

What is the 'business purpose' requirement for a Section 355 transaction?

The transaction must be motivated by a real and substantial non-federal tax purpose germane to the business of the corporations. Examples include resolving shareholder disputes, enhancing profitability, or facilitating a key employee's equity ownership.

What happens if a Section 355 transaction is deemed a 'device'?

If the IRS determines the transaction is a 'device' to distribute earnings and profits, the entire transaction will be disqualified from tax-free treatment. This would result in a taxable dividend to the shareholders and corporate-level gain recognition.

How does the 'active trade or business' requirement work?

Both the distributing and controlled corporations must be engaged in an active trade or business immediately after the distribution, and this business must have been conducted for the five years prior. This requirement is to ensure that the transaction is not a separation of passive investment assets.

What is a private letter ruling (PLR) and is it necessary for a Section 355 transaction?

A PLR is a written determination from the IRS on the tax consequences of a proposed transaction. While not mandatory, it is highly recommended for Section 355 transactions due to their complexity and the significant tax risks involved.

What is the impact of Section 355(e) on spin-offs?

Section 355(e) is an anti-abuse rule that imposes a corporate-level tax on the distributing corporation if a spin-off is part of a plan that results in a 50% or greater change in ownership of either the distributing or controlled corporation. This rule is designed to prevent disguised sales of a business.

Sec. 355 Spin-Off & Split-Off Guide 2026

Understanding Section 355: A Strategic Overview

Section 355 of the Internal Revenue Code provides a powerful mechanism for corporations to divide their operations in a tax-efficient manner. This strategic tool allows a parent corporation (Distributing) to distribute the stock of a subsidiary corporation (Controlled) to its shareholders without triggering immediate tax liability for either the corporation or the shareholders. These transactions, known as spin-offs, split-offs, or split-ups, are essential for corporate restructuring, allowing businesses to separate distinct operations, streamline focus, and unlock shareholder value.

What is a Section 355 Transaction?

A Section 355 transaction is a corporate reorganization where a parent company distributes the stock of a controlled subsidiary to its shareholders. The primary benefit of a properly structured Section 355 transaction is that it is tax-free at both the corporate and shareholder levels. There are three main types of Section 355 transactions:

Spin-Off: A pro-rata distribution of the controlled subsidiary's stock to all shareholders of the parent company. Shareholders do not surrender any of their parent company stock. After a spin-off, shareholders own stock in both the parent and the spun-off company.
Split-Off: A non-pro-rata distribution where some, but not all, shareholders of the parent company exchange their parent company stock for stock in the controlled subsidiary. This is often used to resolve shareholder disputes or to allow certain shareholders to focus their investment on a specific business.
Split-Up: The parent company distributes the stock of two or more controlled subsidiaries to its shareholders in complete liquidation. After a split-up, the original parent company ceases to exist, and its former shareholders now hold stock in the separate subsidiary companies.

Who Qualifies for Tax-Free Treatment?

To qualify for tax-free treatment under Section 355, a transaction must meet a series of strict statutory and non-statutory requirements. These are designed to ensure that the transaction has a legitimate business purpose and is not simply a device to distribute corporate earnings to shareholders at a lower tax rate.

Statutory Requirements:

Control: The distributing corporation must control the controlled subsidiary immediately before the distribution. Control is defined as owning at least 80% of the total combined voting power of all classes of stock entitled to vote and at least 80% of the total number of shares of all other classes of stock.
Active Trade or Business: Both the distributing and controlled corporations must be engaged in the active conduct of a trade or business immediately after the distribution. This trade or business must have been actively conducted throughout the five-year period ending on the date of the distribution.
Distribution of Control: The distributing corporation must distribute all of the stock and securities it holds in the controlled corporation.
Not a Device: The transaction must not be used principally as a device for the distribution of the earnings and profits of either the distributing or controlled corporation.

Non-Statutory Requirements:

Business Purpose: The transaction must have a real and substantial non-federal tax purpose germane to the business of the corporations.
Continuity of Interest: The shareholders of the original parent corporation must maintain a continuing ownership interest in both the distributing and controlled corporations after the transaction.
Continuity of Business Enterprise: The distributing and controlled corporations must continue their respective historical businesses or use a significant portion of their historical business assets in a business.

How to Claim a Section 355 Transaction

Claiming a Section 355 transaction requires meticulous planning and execution. Corporations must file specific statements with their tax returns for the year of the distribution. The distributing corporation must attach a statement to its return that provides a detailed description of the transaction, including the business purpose, the assets and liabilities of both corporations, and a representation that the transaction qualifies under Section 355. Significant shareholders receiving stock in the distribution must also file a statement with their returns. While there is no specific IRS form to claim a Section 355 transaction, the reporting requirements are detailed in Treasury Regulation §1.355-5. Given the complexity, it is highly recommended to seek a private letter ruling (PLR) from the IRS before undertaking a Section 355 transaction to ensure it will be treated as tax-free.

2026 Limits, Amounts, and Rates

There are no specific dollar limits, amounts, or rates associated with Section 355 transactions. The primary financial consideration is the potential tax liability that is avoided by qualifying for tax-free treatment. If a transaction fails to meet the requirements of Section 355, the distribution will be treated as a taxable dividend to the shareholders, and the distributing corporation will recognize gain on the distribution of the appreciated stock of the subsidiary. For 2026, this would result in tax at the prevailing corporate and individual income tax rates.

Common Mistakes That Cost Taxpayers Money

The complexity of Section 355 transactions creates several potential pitfalls that can lead to costly tax consequences. Common mistakes include:

Failing the Active Trade or Business Requirement: This is one of the most frequently litigated issues. The five-year history requirement is strictly enforced, and the definition of an active trade or business can be nuanced.
Lack of a Bona Fide Business Purpose: The IRS scrutinizes the stated business purpose to ensure it is not a pretext for tax avoidance.
Violating the Continuity of Interest or Business Enterprise Doctrines: Post-distribution sales of stock or cessations of business activities can retroactively disqualify the transaction.
Ignoring the 'Device' Test: Transactions that appear to be a bailout of corporate earnings will be challenged by the IRS.
Post-Distribution Acquisitions: Section 355(e) can trigger corporate-level tax if there is a 50% or greater change in ownership of either the distributing or controlled corporation as part of a plan that includes the distribution.

IRS Code Section Reference

The primary governing authority for these transactions is Internal Revenue Code Section 355. Related sections that are often implicated include IRC §368(a)(1)(D) for divisive reorganizations, IRC §356 for the treatment of boot, and IRC §355(d), (e), and (f) which contain anti-abuse provisions.

Navigating the complexities of Section 355 requires deep expertise in corporate tax law. To ensure your corporate restructuring is executed in the most tax-efficient manner, we invite you to book a consultation with one of our experienced tax strategists.

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