; (5) to examine additional avenues for investigating, identifying, and holding accountable chemical weapons users if the Government of the Russian Federation continues in its attempts to block or hinder investigations of the OPCW; and (6) to punish the Government of the Russian Federation for, and deter that Government from, any chemical weapons production and use through the imposition of sanctions, diplomatic isolation, and the use of the mechanisms specified in the Chemical Weapons Convention for violations of the Convention. 304. Report on use of chemical weapons by the Russian Federation Not later than 30 days after the date of the enactment of this Act, and annually thereafter, the Legal Adviser of the Department of State shall submit to the Committee on Foreign Relations of the Senate and the Committee on Foreign Affairs of the House of Representatives a report that includes an assessment of— (1) whether the certification of the noncompliance of the Russian Federation with the Chemical Weapons Convention in the report of the Department of State entitled Adherence to and Compliance with Arms Control, Nonproliferation, and Disarmament Agreements and Commitments , submitted to Congress pursuant to section 403 of the Arms Control and Disarmament Act ( 22 U.S.C. 2593a ), and dated April 2018, is a legal determination of the use of chemical weapons by the Government of the Russian Federation; (2) whether the mandatory sanctions required by the Chemical and Biological Weapons and Warfare Elimination Act of 1991 ( 22 U.S.C. 5601 et seq.) have been imposed with respect to the Russian Federation