Colorado
State Regulations
Colo. Rev. Stat. §5-2-212
(2) A discount offered by a seller or lessor for the purpose of inducing payment by cash, check, or other means not involving the use of a seller or lender credit card shall not constitute a finance charge if such discount is offered to all prospective buyers and its availability is disclosed to all prospective buyers clearly and conspicuously in accordance with regulations of the administrator.