Commercial Vehicle Safety Alliance 6303 Ivy Lane, Suite 310, Greenbelt, MD 20770 Phone: 301-830-6143 • Fax: 301-830-6144 Promoting Commercial Motor. North American Standard Level I Inspection Procedure Directions given to CVSA enforcement agents for roadside inspections . One day you may be asked to participate in. 218 Chapter 40 North American Standard Level 1 Inspection Procedure When traveling through Utah, you may be asked to participate in a Level 1 Inspection in an effort.