A dental hygienist shall submit a completed Board-approved application with the Board to be recognized as qualified to administer nitrous oxide. Recognized as Qualified to Administer Nitrous Oxide. Not Certified or Otherwise Recognized in Another State. A dental hygienist who applies to be recognized as qualified to administer nitrous oxide and who is not certified or otherwise recognized in another state to administer nitrous oxide shall submit to the Board: A completed Board-approved application; Proof of completion of a 6-hour Board-approved course of instruction in administering nitrous oxide in the form of a letter from an accredited dental hygiene program indicating that the applicant has: Successfully completed the course; and Received an overall passing grade of at least 75 percent in both the course's written examination and the course's clinical examination; A certified examination score from the CDCA indicating that the applicant has passed the CDCA Nitrous Oxide Examination for Dental Hygienists. A fee as specified in COMAR 10.44.20; and Any other pertinent documents or information requested by the Board. Recognized as Qualified to Administer Nitrous Oxide by Virtue of Being Recognized in Another State. A dental hygienist who applies to be recognized as qualified to administer nitrous oxide by virtue of being certified or otherwise recognized in another state to administer nitrous oxide shall submit the following to the Board: A Board-approved application; A certified copy of the dental hygienist's most recent license or certification from the state of licensure or certification, indicating that the dental hygienist holds a current license or certification to administer nitrous oxide; A certified examination score from the CDCA indicating that the applicant has passed the CDCA Nitrous Oxide Examination for Dental Hygienists; An affidavit indicating that the dental hygienist has within the 2-year period immediately preceding the date of the application successfully administered nitrous oxide to at least 10 dental patients without complications; A fee as specified in COMAR 10.44.20; and Any other pertinent documents or information requested by the Board. The affidavit referenced in §B(2)(d) of this regulation shall contain the name, business address, and business telephone number of each dentist who supervised the applicant’s administration of nitrous oxide, as well as a statement indicating whether the dentist is currently practicing dentistry, is retired, or is deceased; The letter from the accredited dental hygiene program referenced in §B(1)(b) of this regulation shall: Be on the letterhead of the accredited dental hygiene program; Contain a raised embossed school seal; and Contain the original signature of either: The Dean of the accredited dental hygiene program; or The head of the dental hygiene department. The fee required under §B(1)(d) of this regulation shall be waived for a dental hygienist who applies for recognition to administer nitrous oxide if the dental hygienist: Holds a recognition issued by the Board to monitor a patient to whom nitrous oxide has been administered; Has taken and passed the CDCA Nitrous Oxide Examination for Dental Hygienists; and Otherwise meets the requirements to administer nitrous oxide established under this chapter.