Federal Reserve Bank of Boston. "2022 Annual Report : Financial Statements as of and for the Years Ended December 31, 2022 and 2021 and Independent Auditors' Report," Annual Report of the Federal Reserve Bank of Boston (as of December 31, 2022). https://fraser.stlouisfed.org/title/465/item/678212/content/pdf/2022_frbboston_annualreport_financials, accessed on March 17, 2026.