; and (B) investment grade. . (b) Amendment to liquidity coverage ratio regulations Not later than 90 days after the date of enactment of this Act, the Federal Deposit Insurance Corporation, the Board of Governors of the Federal Reserve System, and the Comptroller of the Currency shall amend the final rule entitled Liquidity Coverage Ratio: Liquidity Risk Measurement Standards (79 Fed. Reg. 61439 (October 10, 2014)) and the final rule entitled Liquidity Coverage Ratio: Treatment of U.S. Municipal Securities as High-Quality Liquid Assets (81 Fed. Reg. 21223 (April 11, 2016)) to implement the amendments made by this Act. V Studies 501. Treasury report on risks of cyber threats Not later than 1 year after the date of enactment of this Act, the Secretary of the Treasury shall submit to the Committee on Banking, Housing, and Urban Affairs of the Senate and the Committee on Financial Services of the House of Representatives a report on the risks of cyber threats to financial institutions and capital markets in the United States, including— (1) an assessment of the material risks of cyber threats to financial institutions and capital markets in the United States; (2) the impact and potential effects of material cyber attacks on financial institutions and capital markets in the United States; (3) an analysis of how the appropriate Federal banking agencies and the Securities and Exchange Commission are addressing the material risks of cyber threats described in paragraph (1), including— (A) how the appropriate Federal banking agencies and the Securities and Exchange Commission are assessing those threats; (B) how the appropriate Federal banking agencies and the Securities and Exchange Commission are assessing the cyber vulnerabilities and preparedness of financial institutions