; (2) by striking the period at the end of clause (iii) and inserting ; or ; and (3) by adding at the end the following new clause: (iv) providing information exclusively on competitions which are officially sanctioned by the House of Representatives or Senate, nominations to military service academies, official employment listings for positions in the House of Representatives (including listings for positions in the Wounded Warrior Program or the Gold Star Family Fellowship Program), or natural disasters or other threats to public health and life safety. . 6. Effective date Except as provided in section 5(f)(2), this Act and the amendments made by this Act shall apply with respect to communications disseminated on or after the date of the enactment of this Act.