Non-Applicability of Section 357(c) to Consolidated Groups
New IRS/Treasury rules clarify that certain liability assumptions within corporate groups won't reduce stock basis, affecting how consolidated companies handle internal transfers.
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Plain English
New IRS/Treasury rules clarify that certain liability assumptions within corporate groups won't reduce stock basis, affecting how consolidated companies handle internal transfers.
Why it matters
The Treasury Department has finalized regulations clarifying a specific tax rule for corporations that file as a consolidated group. When one member of a corporate group transfers assets to another member and the receiving company assumes certain liabilities, the transferring company's stock basis will not be reduced as a result. This rule addresses a technical area of corporate tax law that affects how affiliated companies calculate their internal transactions for federal tax purposes.
Who it affects
- Treasury Department
- Internal Revenue Service
What happens next
Current
Signed
Published Oct 16, 2026.
Next
Takes effect Oct 16, 2026
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- ProposedPublished Oct 16, 2026
- SignedStatus: Signed · Published Oct 16, 2026
- In effectEffective Oct 16, 2026
- ChallengedNo challenge record stored beyond status. See the Federal Register source for litigation history.
- ClosedLast effective date Oct 16, 2026
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Treasury Department
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Effective Oct 16, 2026
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Deeper context
Long-form analysis, legal background, and source material
Read analysisAnalysis · Official text · Sage perspective
DEEPER READ
These final regulations address Section 357(c) of the Internal Revenue Code, which generally requires that a transferor reduce the basis of stock received in an exchange when the liabilities assumed by the transferee exceed the adjusted basis of the transferred assets. The new rules clarify that this provision does not apply in the same way to transfers occurring between members of the same consolidated tax group, meaning the transferor's stock basis will not be reduced when a fellow group member assumes certain liabilities during an internal transfer. The practical effect is that corporations filing consolidated federal tax returns, typically large parent companies and their subsidiaries, will have clearer guidance on how to calculate stock basis following intercompany asset transfers. Without this clarification, companies could have faced unintended tax consequences, including artificial reductions in stock basis that could trigger taxable gains upon later dispositions of that stock. The legal authority for this rulemaking rests on Treasury's broad regulatory power under the Internal Revenue Code, particularly provisions governing consolidated return regulations. Treasury and the IRS have long held authority to write rules that address how standard tax provisions apply differently within affiliated corporate groups, recognizing that intercompany transactions are fundamentally different from arm's-length deals between unrelated parties. The regulations affect consolidated groups, which are common among large American corporations. These groups consist of a parent corporation and subsidiaries in which the parent owns at least 80 percent of the stock. Companies operating in industries such as manufacturing, finance, insurance, and technology frequently use consolidated return structures. Tax professionals, corporate accounting departments, and legal advisers working with such companies are the primary audience for these rules. As final regulations, these rules carry the force of law and apply going forward. Companies and their tax advisers will need to incorporate this guidance into their planning for future intercompany restructurings and transfers, and may also need to review prior transactions to ensure consistency with the clarified rules.
AS PUBLISHED
This document contains final regulations clarifying that, in the case of certain transfers between members of a consolidated group, a transferee's assumption of certain liabilities will not reduce the transferor's basis in the transferee's stock received in the transfer. These final regulations affect consolidated groups and their members.
THE SAGE'S PERSPECTIVE
AI analysis
This is a narrow but important technical clarification for large corporations that file consolidated tax returns, not a broad policy change affecting ordinary taxpayers. It resolves ambiguity around how liability assumptions are treated in intercompany transfers, which matters most to corporate tax planners and attorneys. The rule reduces uncertainty and potential unintended tax costs for affiliated corporate groups without creating new obligations or changing fundamental tax policy.
Source: official record
Sources
- Federal Register entryPrimary record
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