Maryland Code, Health Occupations § 8-703

(b) Unless authorized to practice registered nursing, advanced practice registered nursing, or licensed practical nursing under this title, an individual may not use the word “nurse” to describe the profession of the individual.

(c) Unless authorized to practice registered nursing under this title, an individual may not use the words or terms “registered nurse”, the abbreviations “R.N.”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices registered nursing.

(d) Unless authorized to practice advanced practice registered nursing under this title, an individual may not use the words or terms “nurse practitioner”, “nurse anesthetist”, “nurse midwife”, “clinical nurse specialist”, or “advanced practice registered nurse”, the abbreviations “NP”, “CRNA”, “CNS”, “A.P.R.N.”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices advanced practice registered nursing.

(e) Unless authorized to practice licensed practical nursing under this title, an individual may not use the words or terms “licensed practical nurse”, the abbreviation “L.P.N.”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices licensed practical nursing.

(f) Unless authorized to practice as a nursing graduate under this title, an individual may not use the words “nursing graduate”, the abbreviation “NG”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices as a nursing graduate.

(g) Unless authorized to practice as a certified nursing assistant under this title, an individual may not use the words or terms “nursing assistant” or “certified nursing assistant”, the abbreviation “CNA”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices as a certified nursing assistant.

(h) Unless authorized to practice as a certified medication technician under this title, an individual may not use the words or terms “medication technician” or “certified medication technician”, the abbreviation “MT”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices as a certified medication technician.

(i) Unless authorized to practice as a certified medicine aide under this title, an individual may not use the words or terms “medicine aide” or “certified medicine aide” or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices as a certified medicine aide.

(j) Unless authorized to practice as a certified dialysis technician under this title, an individual may not use the words or terms “dialysis technician” or “certified dialysis technician”, the abbreviation “C.D.T.”, or any other title, symbol, abbreviation, sign, card, device, or other representation with the intent to represent that the individual practices as a certified dialysis technician.