; (B) poses a risk of air piracy or terrorism; (C) poses a threat to airline or passenger safety; or (D) poses a threat to civil aviation or national security. 5. Policies and procedures for handling abusive passengers Not later than 180 days after the date of the enactment of this Act, the Administrator of the Transportation Security Administration shall develop, and post on a publicly available website of the Transportation Security Administration, policies and procedures for handling individuals included on the list maintained pursuant to section 4(a), including— (1) the process for receiving and handling referrals received pursuant to section 3; (2) the method by which the list of banned fliers required under section 4(a) will be maintained; (3) specific guidelines and considerations for removing an individual from such list based on the gravity of each offense described in section 2; (4) the procedures for the expeditious removal of the names of individuals who were erroneously included on such list; (5) the circumstances under which certain individuals rightfully included on such list may petition to be removed from such list, including the procedures for appealing a denial of such petition; and (6) the process for providing to any individual who is the subject of a referral under section 3— (A) written notification, not later than 5 days after receiving such referral, including an explanation of the procedures and circumstances referred to in paragraphs (4) and (5)