Nj W9 2021 Printable Form – A typical IRS form is Form W-9–Request For Taxpayer ID Number and Certification. Clients may ask you to fill out and submit a W-9 form if you are a sole proprietor or independent contractor. They will use this info to prepare your 1099 NEC form accurately and report all payments at the finish. Nj W9 2021 Printable Form