Mo. Rev. Stat. § 620.564

The youth volunteer program shall consist of unpaid work in projects which provide employability skills training and preemployment work experience. Such unpaid work shall not preclude the provision of supportive services deemed appropriate. Each volunteer program of the Missouri youth service and conservation corps shall demonstrate a high degree of youth input into program development, shall provide career-related information pertaining to volunteer projects, shall provide useful service to the community and shall abide by state and federal child labor laws.