(a) The following persons shall obtain a signed and dated written consent to obtain criminal history background information checks for current public certified employees and current public noncertified employees who have or seek to have unsupervised access to children in an educational setting:

(1) Persons designated by the public local employing board.

(2) Persons designated by the State Department of Education.

(b) Refusal by a current public certified employee and current public noncertified employee to sign and date a consent to obtain a criminal history background information check and to provide two acceptable sets of fingerprints shall result in the preclusion of continued employment or certification of the employee in a position requiring unsupervised access to children, until such time as written permission has been given to the local employing board to conduct the criminal history background information check.

(c) If a current public certified employee or current public noncertified employee has completed a criminal history background information check pursuant to this chapter after July 1, 1999, he or she shall not be subject to an additional criminal history background information check pursuant to this chapter based only upon his or her status as a current public certified employee or current public noncertified employee. Such an employee may be subject to an additional criminal history background information check pursuant to this chapter if the employee has the status of current employee under review.