183.235—Level flotation test without weights for persons capacity.
         When the conditions prescribed in  § 183.220 (a) and (d) through (h) are met, the boat must float in fresh, calm water as follows:
    
    
    
    
        
        (c) 
         The reference depth at the reference area that is opposite the reference area that is above the surface of the water is 6 inches or less.