import { type PlainDate } from './index.ts';
/**
 * @name isUSFederalReserveBankClosed
 * @summary Is the US Federal Reserve Bank Closed?
 *
 * @description
 * US Federal Reserve Bank is closed on United States weekends and holidays outlined in
 * https://www.federalreserve.gov/aboutthefed/k8.htm. This function checks if the US Federal Reserve Bank is closed
 * on a given date.
 *
 * @param plainDate - the date to be checked
 * @returns boolean indicating if the US Federal Reserve Bank is closed on a given date
 */
export default function (plainDate: PlainDate): boolean;