Colo. Rev. Stat. § 39-22-600.3
As used in this part 6, unless the context otherwise requires:
(1) Frivolous return means a return filed by any person that purports to be a return of the tax imposed by this article 22 but that:
(c) The conduct described in either subsection (1)(a) or (1)(b) of this section is due to either:
Source: L. 2025: Entire section added with relocations, (SB 25-275), ch. 377, p. 2104, § 315, effective August 6.
Editor's note: This section is similar to former § 39-22-603.5 (1) as it existed prior to 2025.