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 - 6 of 6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 5423 Tax-related Identity Theft Jun 2020 06/30/2020 Publication 5423 (HT) Tax-related Identity Theft (Haitian Creole Version) Jun 2020 10/08/2020 Publication 5423 (KO) Tax-related Identity Theft (Korean Version) Jun 2020 10/08/2020 Publication 5423 (RU) Tax-related Identity Theft (Russian Version) Jun 2020 10/08/2020 Publication 5423 (VIE) Tax-related Identity Theft (Vietnamese Version) Jun 2020 10/08/2020 Publication 5423 (ZH-T) Tax-related Identity Theft (Chinese-Traditional Version) Jun 2020 10/08/2020