The Illinois 2013 Farm affidavit is a legal document that is used to provide proof of an individual's agricultural business or farming activities in Illinois. It is used as a declaration of farm-related income and expenses for tax purposes. The affidavit can be used to document farming income, expenses, assets, liabilities, credits, and other information related to the individual's agricultural business. There are three types of Illinois 2013 Farm affidavits: the Farm Income Affidavit, the Farm Tax Credit Affidavit, and the Farm Land Affidavit. The Farm Income Affidavit is used to document the income and expenses of the individual's farming activities in Illinois, while the Farm Tax Credit Affidavit is used to document tax credits that the individual may be eligible for. The Farm Land Affidavit is used to document the assets, liabilities, and ownership of any farm land owned or operated by the individual.