On the MyTax Illinois homepage, click "Register a New Business (Form REG-1). State of Illinois employees should click the link near the top left to apply through the SuccessFactors employee career portal.The first step in applying for any position is to create an account and complete a candidate profile. Part 1 – Fill out complete name, DBA name (if any) and physical Illinois address. List applicable telephone numbers and name for contact. Browse 11 ILLINOIS EXCISE TAX jobs from companies (hiring now) with openings. Find job postings near you and 1-click apply to your next opportunity!