The latest versions of IRS forms, instructions, and publications. If a PDF file won't open, try downloading the file to your device and opening it using Adobe Acrobat. View more information about Using IRS Forms, Instructions, Publications and Other Item Files. Click on a column heading to sort the list by the contents of that column. Enter a term in the Find box Click the Search button 顯示 1 - 2 of 2尋求幫助 尋找 每頁顯示 2550100200 搜尋清除 產品編號 標題 修訂日期 發表日期 Publication 3998 Choosing a Retirement Solution for Your Small Business Nov 2020 02/25/2021 Publication 3998 (SP) Choosing a Retirement Solution for Your Small Business (Spanish) Nov 2020 02/26/2021