(a) Authority to prescribe regulations
The Secretary is authorized to prescribe such regulations as may be necessary or appropriate to determine whether an interest in a corporation is to be treated for purposes of this title as stock or indebtedness (or as in part stock and in part indebtedness).
(b) FactorsThe regulations prescribed under this section shall set forth factors which are to be taken into account in determining with respect to a particular factual situation whether a debtor-creditor relationship exists or a corporation-shareholder relationship exists. The factors so set forth in the regulations may include among other factors:
whether there is a written unconditional promise to pay on demand or on a specified date a sum certain in money in return for an adequate consideration in money or money’s worth, and to pay a fixed rate of interest,
(c) Effect of classification by issuer
The characterization (as of the time of issuance) by the issuer as to whether an interest in a corporation is stock or indebtedness shall be binding on such issuer and on all holders of such interest (but shall not be binding on the Secretary).
(Added Pub. L. 91–172, title IV, § 415(a), Dec. 30, 1969, 83 Stat. 613; amended Pub. L. 94–455, title XIX, § 1906(b)(13)(A), Oct. 4, 1976, 90 Stat. 1834; Pub. L. 101–239, title VII, § 7208(a)(1), Dec. 19, 1989, 103 Stat. 2337; Pub. L. 102–486, title XIX, § 1936(a), Oct. 24, 1992, 106 Stat. 3032.)