92.4  Under sixteen — permitted occupations.
  No person under sixteen years of age shall be employed or permitted to work with or without compensation in any occupation during regular school hours, except:
  1.  Those persons legally out of school, and such status is verified by the submission of written proof to the labor commissioner.
  2.  Those persons working in a supervised school-work program.
  3.  Those persons between the ages of fourteen and sixteen enrolled in school on a part-time basis and who are required to work as a part of their school training.
  4.  Fourteen- and fifteen-year-old migrant laborers during any hours when summer school is in session.
[C71, 73, 75, 77, 79, 81, §92.4]