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 18976 - 19000 of 22900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 产品编号 标题 修订版日期 Form 8820 Orphan Drug Credit 1999 Form 8820 Orphan Drug Credit 1998 Form 8820 Orphan Drug Credit 1997 Form 8820 Orphan Drug Credit 1996 Form 8821 Tax Information Authorization 2021 Form 8821 Tax Information Authorization 2020 Form 8821 Tax Information Authorization 2018 Form 8821 Tax Information Authorization 2015 Form 8821 Tax Information Authorization 2012 Form 8821 Tax Information Authorization 2011 Form 8821 Tax Information Authorization 2008 Form 8821 Tax Information Authorization 2004 Form 8821 Tax Information Authorization 2000 Form 8821 Tax Information Authorization 1998 Form 8821 Tax Information Authorization 1995 Form 8821 Tax Information Authorization 1993 Form 8821 Tax Information Authorization 1991 Instruction 8821 Instructions for Form 8821, Tax Information Authorization 2021 Instruction 8821 Instructions for Form 8821, Tax Information Authorization 2020 Instruction 8821 Instructions for Form 8821, Tax Information Authorization 2018 Instruction 8821 Instructions for Form 8821, Tax Information Authorization 2015 Form 8821 (sp) Tax Information Authorization (Spanish Version) 2021 Instruction 8821 (SP) Instructions for Form 8821, Tax Information Authorization (Spanish Version) 2021 Instruction 8821 (zh-t) Instructions for Form 8821, Tax Information Authorization (Chinese-Traditional Version) 2021 Form 8822 Change of Address 2021 Pagination First page « 首页 Previous page 前一页 … Page 756 Page 757 Page 758 Page 759 当前页面 760 Page 761 Page 762 Page 763 Page 764 … Next page 下一页 Last page 最后一页 »