declare type Options = {
    /** Use the UTC timezone */
    UTC?: boolean;
};
/**
 * Determine the start of the month for a dateDetermine the start of the month for a date
 *
 * @param input The date
 * @param __namedParamaters see {@link Options}
 * @default UTC false
 * @returns The date value for midnight on the first day of the specified month
 */
export declare function getBeginningOfMonth(input: Date, { UTC }?: Options): Date;
export default getBeginningOfMonth;