Home Irrevocable Limited Power of Attorney (Form 520) October 20, 2021 Irrevocable Limited Power of Attorney (Form 520) A one-time delivery of limited power of attorney (Form 520) is required from all sellers/servicers. Download Form 520 Download job aid Recent News May 7, 2025 Announcement SEL-2025-03: Selling Guide Updates April 30, 2025 Fannie Mae Reports Net Income of $3.7 Billion for First Quarter 2025 April 30, 2025 UAD and Forms Redesign FAQs