(1) the term ‘restricted buildings or grounds’ means any posted, cordoned off, or otherwise restricted area—
(A) of the White House or its grounds, or the Vice President’s official residence or its grounds;
(B) of a building or grounds where the President or other person protected by the Secret Service is or will be temporarily visiting; or
(C) of a building or grounds so restricted in conjunction with an event designated as a special event of national significance;
(2) the term ‘other person protected by the Secret Service’ means any person whom the United States Secret Service is authorized to protect under section 3056 of this title or by Presidential memorandum, when such person has not declined such protection.’’.