The latest versions of IRS forms, instructions, and publications. 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 - 8 of 8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 5549 IRS User Guide: Child Tax Credit Update Portal Oct 2021 10/21/2021 Publication 5549 (ht) IRS User Guide: Child Tax Credit Update Portal (Haitian Creole Version) Sep 2021 10/12/2021 Publication 5549 (ko) IRS User Guide: Child Tax Credit Update Portal (Korean Version) Sep 2021 10/12/2021 Publication 5549 (ru) IRS User Guide: Child Tax Credit Update Portal (Russian Version) Sep 2021 10/12/2021 Publication 5549 (sp) IRS User Guide: Child Tax Credit Update Portal (Spanish Version) Sep 2021 10/12/2021 Publication 5549 (vie) IRS User Guide: Child Tax Credit Update Portal (Vietnamese Version) Sep 2021 10/12/2021 Publication 5549 (zh-s) IRS User Guide: Child Tax Credit Update Portal (Chinese-Simplified Version) Sep 2021 10/12/2021 Publication 5549 (zh-t) IRS User Guide: Child Tax Credit Update Portal (Chinese-Traditional Version) Sep 2021 10/12/2021