Titles and Abbreviations. Only those persons who hold a license to practice nursing or who have been approved as applicants for licensure by endorsement or have been granted a temporary permit shall have the right to use the following titles and abbreviations: (a) Title: “Registered Nurse” and the abbreviation “RN”. (b) Title: “Licensed Practical/Vocational Nurse” and the abbreviation “LPN” or “LVN”. (c) Title: “Certified Technician” and the abbreviation “CT”. (d) Title: “Certified Nursing Assistant” and the abbreviation “CNA”. (e) Title: “Advanced Practice Registered Nurse” and the abbreviation “APRN”. Source: PL 14-62, § 2 (2311).