This article and video will show Notaries to fill out each part of a notarial certificate, and common mistakes to avoid. A street address is required.County clerk employees should use the county clerk address. Notary Public applications must now be submitted using the online application portal. 4. Write the case Index Number. 5. Enter the county where the affidavit is notarized. 6. If you have any questions about your state's requirements, contact your state Notary agency or the NNA Hotline. These FLORIDA-specific notarial certificates and forms are being provided for your convenience. All are statutory as referenced in the form description. An affidavit is a sworn or affirmed statement made before a notary public or any public official who has the authority to administer oaths.