Section 103.23 - Age minimum(1) Except as provided in sub. (2), a minor under 12 years of age shall not be employed or permitted to work at any time in any street trade.(2) A minor under 12 years of age may work in a fund-raising sale for a nonprofit organization, a public school, a private school, or a tribal school under the following conditions: (a) Each minor must give the nonprofit organization, public school, private school, or tribal school written approval from the minor's parent or guardian.(b) Each minor under 9 years of age or each group containing one or more minors under 9 years of age must be physically accompanied by a parent or a person at least 16 years of age.1971 c. 271; 1973 c. 183; 1985 a. 1; 2009 a. 302.