C.R.S. § 4-7-702

This article applies to a document of title that is issued or a bailment that arises on or after September 1, 2006. This article does not apply to a document of title that is issued or a bailment that arises before September 1, 2006, even if the document of title or bailment would be subject to this article if the document of title had been issued or bailment had arisen on or after September 1, 2006. This article does not apply to a right of action that has accrued before September 1, 2006.