Colorado Code
Article 54 - Refunding Revenue Securities Law
§ 11-54-114. Incontestable Recital in Public Securities

Any ordinance authorizing, or any trust indenture or other instrument appertaining to, any public securities under this article may provide that each authorized public security shall recite that it is issued under authority of this article. Such recital shall conclusively impart full compliance with all of the provisions of this article, and all public securities issued containing such recital shall be incontestable for any cause whatsoever after their delivery for value.
Source: L. 63: p. 895, § 14. C.R.S. 1963: § 125-8-14.