### Question
What does debt instrument mean?


### Answer
**Debt instrument** has the following meaning in *26 U.S.C. § 108*:

> a bond, debenture, note, certificate, or any other instrument or contractual arrangement constituting indebtedness (within the meaning of section 1275(a)(1))

#### Citation:
  - *26 U.S.C. § 108*
  - Heading: **Subtitle A-Income Taxes > CHAPTER 1-NORMAL TAXES AND SURTAXES > Subchapter B-Computation of Taxable Income > PART III-ITEMS SPECIFICALLY EXCLUDED FROM GROSS INCOME**

