The rule revisions allow for: 1) an addition to the definition for accepted decontamination practices to allow for alternate forms of decontamination for business entities authorized through a certificate of registration; 2) a modification to the boundary of Lake Powell on the Colorado River to the boundary of Glen Canyon National Recreation Area instead of the Spanish Bottom in Canyonlands National Park; and 3) define in rule the unlawful nature of destroying inspection certifications applied to watercraft leaving a Quagga Mussel affected waterbody or a watercraft inspection station.