Board of Governors of the Federal Reserve System (U.S.), 1935-. Federal Reserve Board Announces the Third Extension of a Rule to Bolster the Effectiveness of the Small Business Administration's Paycheck Protection Program (PPP), May 14, 2021, Board of Governors of the Federal Reserve System : Documents Relating to the COVID-19 Pandemic. https://fraser.stlouisfed.org/archival/6116/item/602955, accessed on January 29, 2025.