Fill out all of this form and other papers you are attaching before you sign this form in front of a notary. You can deduct a part of your medical and dental expenses, and amounts you paid for certain taxes, interest, contributions, and other expenses.The return should include the tax due from business operations to the last day of business, as well as any tax collected on assets that you sell. Find the name and public school district code in the county where you were a resident on December 31 of the tax year you are filing for.