; (bb) the types of communications networks impacted by such action; and (cc) a list of each person to whom the President has transmitted a communication directing such person to comply with such action. (III) The amount of time (if any) beyond the period of effectiveness provided in paragraph (3) for which the President is requesting authorization to maintain such action. (IV) A justification, with respect to such action and any amount of time stated under subclause (III), of how the President reached the determination required for taking an action under such subsection (including the determination that the requirements of paragraph (1) of this subsection are met). (ii) Form Such notification shall be in writing. With respect to each congressional leader and each senior Government official, the President shall first transmit such notification to such leader or official in either physical or electronic form, whichever the President determines will result in quicker delivery to such leader or official. The President shall transmit such notification to such leader or official in the other form as soon thereafter as possible, but failure to transmit such notification in such other form shall not affect the validity of the action by the President to which such notification relates. (iii) Timing (I) Congress (aa) In general The President shall transmit such notification in such a manner so as to ensure delivery to each congressional leader as close to simultaneously as practicable, but the time between delivery to each congressional leader shall not be greater than 1 hour. (bb) Official time received