; or (B) in the case of Puerto Rico, Guam, American Samoa, the Northern Mariana Islands, and the United States Virgin Islands, a chief State election official designated by the State for purposes of this Act. (12) Voting system The term voting system has the meaning given the term in section 301(b) of the Help America Vote Act of 2002 ( 52 U.S.C. 21081(b) ). 4. Duty of Secretary of Homeland Security to notify State and local officials and appropriate Members of Congress of unauthorized intrusions into election systems (a) Duty To share information with Department of Homeland Security If a Federal entity receives information about an election cybersecurity incident, the Federal entity shall promptly share that information with the Department, unless the head of the entity (or a Senate-confirmed official designated by the head) makes a specific determination in writing that there is good cause to withhold the particular information. (b) Response to receipt of information by Secretary of Homeland Security (1) In general Upon receiving information about an election cybersecurity incident under subsection (a), the Secretary, in consultation with the Attorney General and the Director of National Intelligence, shall promptly (but in no case later than 96 hours after receiving the information) review the information and make a determination whether each of the following apply: (A) There is credible evidence that an unauthorized intrusion into an election system occurred. (B) There is a basis to believe that the unauthorized intrusion resulted, could have resulted, or could result in voter information systems or voter tabulation systems being altered or otherwise affected. (2) Duty to notify State and local officials and appropriate Members of Congress (A) Duty described If the Secretary makes a determination under paragraph (1) that subparagraphs (A) and (B) of such paragraph apply with respect to an unauthorized intrusion into an election system, not later than 48 hours after making the determination, the Secretary