; and (B) making tangible progress toward becoming a signatory to the Convention on the Prohibition of the Development, Production and Stockpiling of Bacteriological (Biological) and Toxin Weapons and on their Destruction, done at Washington, London, and Moscow April 10, 1972, and entered into force March 26, 1975 (26 UST 583). (6) The Government of Syria is permitting the safe, voluntary, and dignified return of Syrians displaced by the conflict. (7) The Government of Syria is taking verifiable steps to establish meaningful accountability for perpetrators of war crimes in Syria and justice for victims of war crimes committed by the Assad regime, including by participation in a credible and independent truth and reconciliation process. (b) Briefing required Not later than 30 days after the President makes a determination described in subsection (a), the President shall provide a briefing to the appropriate congressional committees on the determination and the suspension of sanctions pursuant to the determination. (c) Reimposition of sanctions Any sanctions suspended under subsection (a) shall be reimposed if the President determines that the criteria described in that subsection are no longer being met. (d) Rule of construction Nothing in this section shall be construed to limit the authority of the President to terminate the application of sanctions under section 312 with respect to a person that no longer engages in activities described in subsection (a)(2) of that section. (e) Appropriate congressional committees defined In this section, the term appropriate congressional committees means— (1) the Committee on Foreign Affairs, the Committee on Financial Services, the Committee on Ways and Means, the Committee on the Judiciary, and the Committee on Appropriations of the House of Representatives