820 ILCS 175/5
As used in this Act:
"Applicant" means a natural person who seeks a work assignment at a day and temporary labor service agency.
"Day or temporary laborer" means a natural person who contracts for employment with a day and temporary labor service agency.
"Day and temporary labor" means work performed by a day or temporary laborer at a third party client, the duration of which may be specific or undefined, pursuant to a contract or understanding between the day and temporary labor service agency and the third party client. "Day and temporary labor" does not include labor or employment of a professional or clerical nature.
"Day and temporary labor service agency" means any person or entity engaged in the business of employing day or temporary laborers to provide services, for a fee, to or for any third party client pursuant to a contract with the day and temporary labor service agency and the third party client.
"Department" means the Department of Labor.
"Interested party" means an organization that monitors or is attentive to compliance with public or worker safety laws, wage and hour requirements, or other statutory requirements.
"Labor dispute" means any controversy concerning wages, hours, terms, or conditions of employment.
"Third party client" means any person that contracts with a day and temporary labor service agency for obtaining day or temporary laborers.
"Person" means every natural person, firm, partnership, co-partnership, limited liability company, corporation, association, business trust, or other legal entity, or its legal representatives, agents, or assigns.
820 ILCS 175/5