Step 2: You've now printed your application online or received your application in the mail. You must now complete and sign the application and return it to your county voter registration office. You should return the application as soon as possible but no later than 5:00 p.m. on the 4th day prior to the election (the 4th day is Friday for all Tuesday elections). You may return the application by mail, email, fax, or personal delivery.