Once an employment contract is agreed upon and a valid contract is formed under Illinois contract laws, an employment contract can be enforced in court. The contracting entity must provide a written contract to the freelance worker upon the freelance worker's request.Navigating Illinois employee benefits and HR rules can be challenging. This comprehensive guide provides all the information you need to ensure compliance. Under Illinois law, these agreements are void unless an employee receives adequate consideration and there is no undue hardship placed on them. The Act goes into effect on July 1, 2024. The Act requires contracts and payments to freelance workers be made in a timely manner.