122.20   LICENSE EXEMPTIONS.
The following are excluded from the application of this chapter.
1.   Newspapers. Persons delivering, collecting for, or selling subscriptions to newspapers.
2.   Club Members. Members of local civic and service clubs, Boy Scout, Girl Scout, 4-H Clubs, Future Farmers of America, and similar organizations.
3.   Local Residents and Farmers. Local residents and farmers who offer for sale their own produce or local citizens selling garden or farm products at any local farmers market authorized by the City.
4.   Schools and Churches. Persons representing any school or religious institution located within the corporate boundaries of the City.
5.   Route Sales. Route delivery persons who only incidentally solicit additional business or make special sales.
6.   Resale or Institutional Use. Persons customarily calling on businesses or institutions for the purposes of selling products for resale or institutional use.
7.   Special Events. Merchants coming to town for a special event that is approved by the City.
8.   Minor Businesses. An on-site transactional business traditionally operated exclusively by a person under the age of 18, operated on an occasional basis for no more than 89 calendar days in a calendar year.
(Code of Iowa, Sec. 364.3[13])