Okla. Stat. tit. 40, § 40-77

Before any child under the age of sixteen (16) years shall be

employed in any occupation specified in Section 71 of this title, it

shall be the duty of the parent or guardian of such child to procure

and furnish the employer of such child an age and schooling

certificate as hereinafter provided in this article. It shall be

the duty of every person, firm or corporation owning or operating

any of the establishments specified in Section 71 of this title, or

employers in such occupation, to keep on file for the inspection of

the Commissioner or his designee, truant officers, or other persons

charged with the administration of this article, such age and

schooling certificate, for every child under sixteen (16) years of

age employed in such occupation, and to keep on file where such

children are employed a register with a complete list of children

under sixteen (16) years of age so employed, together with the age

of each child as set forth in the age and schooling certificate

opposite the name of such child, and also to keep on file in such

place or establishment, in such form as the Commissioner or his

designee may prescribe, the time of opening and closing of such

factory or other establishment, the number of hours of labor

required or permitted in such establishment, the hours of commencing

and stopping work, and the time allowed for meals, and, if there be

two or more shifts in such establishment, the number of hours in

each shift during which the employees are required or permitted to

work. On termination of the employment of a child so registered,

and whose certificate is so filed, such certificate shall be

forthwith surrendered by the employer to the child or its parent,

guardian or custodian; provided that this section shall not apply to

the employment of children who are not residents of the State of

Oklahoma, to perform in any duly licensed theatre, motion picture

theatre or other place of public amusement.