Requires the board of park commissioners to adopt rules establishing the requirements for a criminal history record information search for the following: Job applicants, volunteers, and independent contractors who have unsupervised access to children or vulnerable adults, or who will be responsible for collecting or disbursing cash or processing credit/debit card transactions. These background checks will be done through the Washington state patrol criminal identification section and may include a national check from the federal bureau of investigation, which shall be through the submission of fingerprints. A permanent employee of a metropolitan park district, employed as of the effective date of this act, is exempt from the provisions of this provision.