C.R.S. § 38-12-1204

(1) Section 38-12-1203 does not prohibit a landlord from: (a) Complying with any legal obligation under: (I) Federal, state, or local law, including any legal obligation under a government program or pursuant to a condition of government funding, if the government program or government funding provides rent limitations or rental assistance to a tenant; (II) A subpoena; (III) A warrant; or (IV) A court order of any kind; (b) Requesting information or documentation necessary to determine or verify the financial qualifications of a prospective tenant, provided the landlord requests the same information or documentation of all prospective tenants regardless of immigration or citizenship status, including requesting a social security number or relevant taxpayer identification number; or (c) Delivering to the tenant an oral or written notice regarding conduct by the tenant that violates or may violate any applicable rental agreement or law. (2) Section 38-12-1203 does not enlarge or diminish a landlord’s right to terminate a tenancy pursuant to existing state or local law or the ability of a unit of federal, state, or local government to regulate or enforce a prohibition against a landlord’s harassment of a tenant. (3) Nothing in this part 12: (a) Prevents a landlord from seeking to collect rent due under the rental agreement; or (b) Permits a landlord to violate section 8-2-130 . (4) Any waiver of a right under this part 12 by a tenant is void as a matter of public policy.