From the Document: "State and local (municipal) governments issue debt (often called bonds) for a variety of purposes, including infrastructure construction. In April 2020, the Federal Reserve (Fed) announced the creation of the Municipal Liquidity Facility (MLF) to ease pressures in municipal debt markets caused by Coronavirus Disease 2019 (COVID-19). Pressures eased around the time the MLF was announced.One municipality has used the MLF to date."
CRS In Focus, IF11621
Congressional Research Service: https://crsreports.congress.gov/