When completing the form you must: • List all assets you own or control as of January 1, including those assets fully depreciated in your. To verify that all taxable property is reported, compare the total reported costs with those shown in the general ledger or balance sheet of the business.In Washington State, the listing of business personal property is a self-reporting system. There are two types of property subject to taxes in King County: Real Property and Personal Property. Sign up for reminders. More information. Depreciation. Fifty cents and above should be rounded to the next highest dollar. A Limited Liability Company ("LLC") is a form of business enterprise in which Members own the membership units of the LLC. A sole proprietorship is easy to form and gives you complete control of your business. If taxpayer name or address has changed or is incorrect, provide correct name and address in the space provided. 2.