C.R.S. § 8-20-215
8-20-215. Mislabeling
8-20-215. Mislabeling. No person shall mark, stencil, brand, or certify falsely any pump, receptacle, or container of fuel products, or change, alter, or deface the mark, brand, or a certificate on any such pump, receptacle, or container, or falsely represent the quality or grade of any fuel product.