Persons defined in this chapter shall maintain on the premises where the business is located a sign plainly printed in the English language of sufficient size so that the same may be easy to read from the sidewalk in front of the place of business. Such sign shall state the business in which such person is engaged. If the business is located in an office building the sign shall be placed on the door of the office. If the business is located in a department of any building the sign shall be placed at the entrance to the department.
Penalty, see § 10.97