Mo. Rev. Stat. § 294.054: Contents and form of work certificates.

1. The work certificate shall show

(1) The age, sex, place and date of birth and place of residence of the child;

(2) The name and place of residence of the child's parent, guardian or custodian;

(3) The name and address of the employer; and

(4) The nature of the employment for which the work certificate is issued.

2. Work certificates authorizing the employment of a child during nonschool hours shall be of a form and color distinct from those authorizing full time employment.