W-9 (Blank) — Form W-9 (Rev. October 2018) (PDF). Form W-9 is submitted as an information return to the IRS. The IRS will process a 1095 or Form W-9 to issue a Form 1040A. If a person requests an IRS form for tax filing or to submit to a state tax authority, this is the form that is requested and that you need to submit. A TIN or TIN issued by the IRS is a unique number that is assigned to each individual taxpayer. A TIN must be on the tax return when tax is paid to the IRS for that individual. The IRS requires IRS forms to be provided with the Form 1040A or 1040EZ. TIN Issued to Individuals. TIN can be issued for certain types of filing and payments by individuals. These types include the following: Individuals with disabilities Individuals who are filing joint returns Individuals who are filing as married or as individual taxpayers Individuals who are reporting taxable income under the SUBPART F (Form 1040A or 1040EZ) (Form 1040A or 1040EZ) The amount of the tax is the gross income of the individual in excess of the tax on the net income provided during the return period. The total of the personal withholding and the credit for income taxes on dependent children and dependents is computed by totaling the tax due for each taxpayer, and dividing the sum of those figures by the number of tax returns for the period. The tax may be adjusted by the IRS for certain qualifying sources such as an overpayment of tax and an underpayment of tax due to a tax amnesty program. There are circumstances in which withholding is required, or a tax amnesty program is offered or in which tax is not required. A TIN issued by the IRS is a unique number that is issued to each individual taxpayer for the individual's reporting period. A TIN must be on the return when tax is paid to the IRS. The IRS uses a unique TIN number when processing and processing a filing, payment, or payment request. A TIN number may be changed before tax is issued. A TIN is issued once and cannot be changed. A TIN number is the identification number assigned to a taxpayer by the IRS. Individuals who are required to file a tax return do not need an IRS TIN for the period they will be filing their tax return.