Do not send to the. Request for Taxpayer. Identification Number and Certification. ▷ Go to for instructions and the latest information. Email the form to:. Submit a W9 Form — Miami-Dade County Receiving The Form. The tax information is on the envelope, make sure your employee's signature is on the front end or the back end of the form. Then place the form in the mail. For a receipt send a preprinted receipt to the address below. City of Miami, Florida, 33 Request for Taxpayer. Identification Number and Certification. ▷ Go to for instructions and the latest information. Give Form to the. Do not send to the, request for taxpayer. Identification Number and Certification. ▷ Go to for instructions and the latest information. Request for Taxpayer. Identification Number and Certification. ▷ Go to for instructions and the latest information. Give Form to the. Do not send to the Tax Collector. The tax information is on the envelope, make sure your employee's signature is on the front end or the back end of the form. Then place the form in the mail. City of Miami, Florida 33 Request for Taxpayer. Identification Number and Certification. ▷ Go to for instructions and the latest information. Signature and Signature Reel. The form is marked in pencil. Here are the instructions: ▷ Sign the bottom. ▷ Sign the name of the Taxpayer. ▷ Sign the second signature of Taxpayer. ▷ Sign the first signature of the Employer. ▷ Sign the second signature of Employer. ▷ Sign the first signature of the Employee. ▷ Put “SUBMIT” in the top left corner on each form. Submit a W9 Form — City of Miami Receiving The Form. The tax information is on the envelope, make sure your employee's signature is on the front end or the back end of the form. Then place the form in the mail. City of Miami, Florida 33 Request for Tax of Employee. Identification Number and Certification. ▷ Go to for instructions and the latest information.