Stop Subsidizing Giant Mergers Act

S. 4185 would amend the Internal Revenue Code to change how large corporations are taxed during certain reorganization transactions. Currently, some corporate reorganizations qualify for tax-free treatment under existing law. This bill would eliminate that tax-free status for reorganizations involving large corporations, potentially requiring such companies to pay taxes on gains from these transactions.

If enacted, this change could increase federal tax revenue from large corporate reorganizations. The practical effect would be that major corporations undergoing mergers, acquisitions, or other structural reorganizations would face different tax consequences than they do under current law. The bill is currently in the early stages of the legislative process, having been introduced in the Senate and referred to committee for consideration.