Iowa Code
Chapter 215 - INSPECTION OF WEIGHTS AND MEASURES
Section 215.11 - Dial visible to public.

215.11 Dial visible to public.
The weight indicating dial or beams on counter scales used to weigh articles sold at retail shall be so located that the reading dial indicating the weight shall at all times be visible to the public.
[C50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §215.11]