Complete the application online and print it out. Applications for registration as an electronic notary public are now available through the Online Notary Portal.Sign as you want your notary commission to be issued. Your signature must match the name on your bond. Complete an online notary application (found on the secretary of state's website). To become a notary in South Carolina, you must be a South Carolina resident, complete a notary application and pay the state filing fee. 1. Obtain and complete a Notary Public application. Completing a Notary Application.