C.R.S. § 4-13-303

A security interest that is enforceable immediately before the effective date of this article 13 but is unperfected at that time: (1) Remains an enforceable security interest until the adjustment date; (2) Remains enforceable thereafter if the security interest becomes enforceable under section 4-9-203 , as amended by Senate Bill 23-090 , enacted in 2023, on the effective date of this article 13 or before the adjustment date; and (3) Becomes perfected: (A) Without further action, on the effective date of this article 13, if the requirements for perfection under this title 4 are satisfied before or at that time; or (B) When the requirements for perfection are satisfied if the requirements are satisfied after that time.