IDFPR refers to RNs as 'registered professional nurses.' Licensure for New Nurses The department offers two ways to apply for an Illinois nursing license: examination for new nurses or endorsement for existing nurses from other states. How to Get Your Nursing License in Illinois The department ensures the competency of licensed RNs to provide services to Illinois patients and provides confidential help and resources for nurses with substance use disorders. RNs can access downloadable forms, nursing program accreditation information, licensure compact progress, and scope and practice guidance. The department maintains web pages devoted to licensing and renewal information a licensing lookup database exam registration portals and applicable laws, rules, and regulations. IDFPR, which houses the Illinois nursing board, licenses and regulates RNs, along with licensed practical nurses (LPNs) and advanced practice nurses. The Complete Guide to How to Become a Registered Nurse Illinois Board of Nursing