Find IRS forms, instructions, publications, and notices for prior years back to 1864. 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 正在显示 1 - 8 of 8寻求帮助 发现 Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title 显示每一页 2550100200 搜索清除 产品编号 标题 修订版日期 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 2020 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 2011 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 2010 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 1993 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 1992 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 1988 Form 1127 Application for Extension of Time for Payment of Tax Due to Undue Hardship 1986 Form 1127-A Application for Extension of Time for Payment of Income Tax for 2011 Due to Undue Hardship 2011