United States. Department of the Treasury. "Commissioner of the Internal Revenue Service, Charles P. Rettig, Pens an Op-Ed for The Washington Post Urging Congress to Provide IRS With Vital Funding,"
Press Releases of the United States Department of the Treasury
(November 11, 2021).
https://fraser.stlouisfed.org/title/6111/item/610005, accessed on June 13, 2025.