OFFICIAL TAX RESOURCES # Tax forms. Clear next steps. Open official IRS forms and their instructions, then discuss your questions with our Houston accounting team. PDF ### Form 1040 Individual income tax return U.S. individual income tax return. [Open / download PDF ↗](https://www.irs.gov/pub/irs-pdf/f1040.pdf)[IRS details & prior versions ↗](https://www.irs.gov/forms-pubs/about-form-1040)PDF ### Schedule C Sole proprietor business income Report profit or loss from a sole proprietorship. [Open / download PDF ↗](https://www.irs.gov/pub/irs-pdf/f1040sc.pdf)[IRS details & prior versions ↗](https://www.irs.gov/forms-pubs/about-schedule-c-form-1040)PDF ### Form 1040-ES Estimated tax for individuals Information and worksheets for estimated tax payments. [Open / download PDF ↗](https://www.irs.gov/pub/irs-pdf/f1040es.pdf)[IRS details & prior versions ↗](https://www.irs.gov/forms-pubs/about-form-1040-es)PDF ### Form W-9 Taxpayer identification request Request for taxpayer identification number and certification. [Open / download PDF ↗](https://www.irs.gov/pub/irs-pdf/fw9.pdf)[IRS details & prior versions ↗](https://www.irs.gov/forms-pubs/about-form-w-9)PDF ### Form W-4 Employee withholding Employee withholding certificate. [Open / download PDF ↗](https://www.irs.gov/pub/irs-pdf/fw4.pdf)[IRS details & prior versions ↗](https://www.irs.gov/forms-pubs/about-form-w-4)PDF ### Form SS-4 Employer identification number Application for an Employer Identification Number. [Open / download PDF ↗](https://www.irs.gov/pub/irs-pdf/fss4.pdf)[IRS details & prior versions ↗](https://www.irs.gov/forms-pubs/about-form-ss-4) Official IRS links open in a new tab. Confirm the correct tax year and revision before using a form. These resources are general information; ask our team about your situation. Please do not send completed forms or Social Security numbers through the website consultation form. [Browse all IRS forms and instructions ↗](https://www.irs.gov/forms-instructions)