The 1040 Submitter is a job title for someone who files a 1040 form with the Internal Revenue Service (IRS). This person is also known as a 'FILER' and is responsible for submitting the 1040 form to the IRS. They must ensure that all information on the form is accurate and complete, and that all taxes are paid in full. The 1040 Submitter must also be knowledgeable about the tax laws and regulations in order to properly file the form.