Illinois Waiver of Notice is a legal document used to waive the requirement of providing legal notice of a certain action or event. It enables parties to take action without having to provide notification to other individuals or entities. This document is particularly useful for individuals or companies who need to take action quickly or want to avoid the costs and delays associated with providing formal notification. There are two types of Illinois Waiver of Notice: Waiver of Notice of Meeting and Waiver of Notice of Action. Waiver of Notice of Meeting is used to waive the requirement of providing notification of a meeting, such as a board meeting, and Waiver of Notice of Action is used to waive the requirement of providing notification prior to taking certain actions, such as filing a lawsuit or entering into a contract. Both types of waivers must be signed by all parties involved, and they must be filed with the appropriate court.