None of the provisions of this chapter shall apply to any agency of the United States government and political subdivisions of the state, including counties, school districts, sewer districts, fire districts, other special districts, charitable entities and organizations, persons who have occasional sales of their own household property, not more than two (2) times in a calendar year, and vendors occupying a space in a flea market or special events sales. All such entities shall be exempt. (Ord. 98, 9-18-2007)