26 U.S.C. § 103
- (a)Except as provided in subsection (b), gross income does not include interest on any State or local bond.
- (b)Subsection (a) shall not apply to—
- (1)Any private activity bond which is not a qualified bond (within the meaning of section 141).
- (2)Any arbitrage bond (within the meaning of section 148).
- (3)Any bond unless such bond meets the applicable requirements of section 149.
- (c)For purposes of this section and part IV—
- (1)The term “State or local bond” means an obligation of a State or political subdivision thereof.
- (2)The term “State” includes the District of Columbia and any possession of the United States.