; . (c) Report Not later than one year after the date of the enactment of this Act with respect to subsection (a) and paragraphs (18) and (19) of section 411(c) of the Homeland Security Act of 2002 (as amended by subsection (b)), and annually thereafter with respect to such paragraphs (18) and (19), the Secretary of Homeland Security shall submit to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate a status update on the implementation of this Act and such paragraphs (18) and (19), and status updates on such paragraphs (18) and (19), as well as all relevant workload staffing models. Such status updates shall include information on data sources and methodology used to generate such staffing models. (d) Inspector General review Not later than 120 days after the Commissioner of U.S. Customs and Border Protection develops a workload staffing model pursuant to subsection (a), the Inspector General of the Department of Homeland Security shall review such model and provide feedback to the Secretary of Homeland Security and the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate regarding the degree to which such model is responsive to Inspector General recommendations, including recommendations from the Inspector General’s February 2019 audit, and as appropriate, any further recommendations to improve such model.