Obtain and complete an application from your County Clerk's office. Enter your legal name as shown on your Notary Commission, select the County where you are commissioned, and input your Commission and Expiration Date.The easiest way is to call or visit the county clerk's website for information on how to apply for a Tennessee notary commission. Complete Tennessee Notary Application. We help you fulfill all Tennessee Notary Public requirements. Our step-by-step checklist makes it easy to become a Notary. Is your principal place of business in Alameda County? This file provides comprehensive instructions for completing the Notary Public application. It includes essential legal information and submission guidelines.