Economic Definition of S corporation. Defined.
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Term S corporation Definition: A legal firm type that is officially structure as a corporation, especially with limited liability of the owners, but is able to avoid the double taxation of profits through the use of a special section of the Internal Revenue Service tax code (Chapter S). The profit of an S corporation is considered the income of its owners and is thus taxable only as individual income. There are, however, limits on who can be an owner of an S corporation.