Illinois Inventory is a process used to determine the value of a business’s inventory in the state of Illinois. This process is used to accurately assess the value of a business’s inventory for tax and accounting purposes. Types of Illinois Inventory include raw materials, work-in-process, finished goods, and other inventory such as supplies and tools. The valuation process takes into account the cost of the items, their condition, and the expected selling price. This process helps ensure businesses are accurately paying their taxes and provides a detailed accounting of a business’s inventory.