; (B) designate an appropriate office or department of the air carrier to receive notifications from crewmembers under paragraph (2) and to provide information to the Administrator in accordance with this subsection; and (C) provide flight and cabin crewmembers with specific, easily followed instructions for contacting the office or department described in subparagraph (B) with a notification under paragraph (2). (2) Crewmember responsibilities Not later than the termination of passenger disembarkation from an aircraft described in subsection (a), the flight or cabin crew of such aircraft shall notify an employee of the air carrier office or department designated under paragraph (1) of a violation of the requirements of subsection (a) and shall provide information necessary to identify the passenger who committed such violation. For purposes of this subsection, a notification shall not include removal of a mask or face covering pursuant to an exception under subsection (c) or subsection (d)(3). (c) Exceptions An air carrier may allow an individual to temporarily remove a mask or face covering required under subsection (a) only— (1) while consuming food or beverage; (2) to address a medical need that justifies temporary removal of the mask or face covering; (3) to don a supplemental oxygen mask in the event of a reduction in the pressure altitude inside the cabin of an aircraft