234 CMR, § 6.17
A qualified dentist who holds an anesthesia administration permit issued pursuant to 234 CMR 6.00 shall report to the Board any anesthesia, deep sedation and general anesthesia, moderate sedation, minimal sedation, nitrous oxide-oxygen only and local anesthetic related mortality which occurs during or as a result of treatment provided by the administration permit holder within 24 hours of the occurrence of any such mortality. Any morbidity which may result in permanent physical or mental injury as a result of the administration of general anesthetic agents, sedative agents or nitrous oxide-oxygen analgesia shall be reported to the Board by the anesthesia permit holder providing such treatment within 30 days of the occurrence of any such morbidity.
234 CMR, § 6.17