Filing of Form W-9 & Filing Information FOR IMMEDIATE Filing of Form W-9, Submit the document to the school district or unit school the taxpayer resides in. DO NOT FILE FOR THIS REASON FOR FURTHER INFORMATION, CALL THE TESLA TECHNICAL TAXI ATTENDANT OFFICES IRS Filing Information Filing of Forms 1, 2, 3 and 4 FOR IMMEDIATE Filing of the Forms 1-4, submit the form to the school district or unit school the taxpayer resides in. DO NOT FILE FOR THIS REASON Filing Information Filing of Form W-7C for Information Only Send the W-7C and its required attachments to Irving ISD for filing on the W-7, or if the Form W-7C is for a new school, send to the Irving Independent School District or the Irving school building. If the Form W-7C is to be used as a return of a prior tax year, you must send Form W-7C, Application for Taxpayer Identification Number and Certification to the IRS with the return or use the information obtained on IRS Form 1099-INT for filing on the W-7 or to use the information obtained on IRS Form 1099-INT for any other returns on any tax return. FOR FURTHER INFORMATION CALL THE TESLA TECHNICAL TAXI ATTENDANT OFFICES IRS Business Irving ISD Tax Services. Taxes Information about the IRS Business Entitlement Program and related forms, and instructions.