26 U.S. Code § 6710 - Failure to disclose that contributions are nondeductible
(a) Imposition of penalty
If there is a failure to meet the requirement of section 6113 with respect to a fundraising solicitation by (or on behalf of) an organization to which section 6113 applies, such organization shall pay a penalty of $1,000 for each day on which such a failure occurred. The maximum penalty imposed under this subsection on failures by any organization during any calendar year shall not exceed $10,000.
(b) Reasonable cause exception
No penalty shall be imposed under this section with respect to any failure if it is shown that such failure is due to reasonable cause.
(c) $10,000 limitation not to apply where intentional disregard
If any failure to which subsection (a) applies is due to intentional disregard of the requirement of section 6113—
(1) the penalty under subsection (a) for the day on which such failure occurred shall be the greater of—
(2) the $10,000 limitation of subsection (a) shall not apply to any penalty under subsection (a) for the day on which such failure occurred, and
(d) Day on which failure occurs
For purposes of this section, any failure to meet the requirement of section 6113 with respect to a solicitation—
(1) by television or radio, shall be treated as occurring when the solicitation was telecast or broadcast,
(3) not by mail but in written or printed form, shall be treated as occurring when the solicitation was distributed, or