Find IRS forms, instructions, publications, and notices for prior years back to 1864. 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 76 - 100 of 105尋求幫助 尋找 Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title 每頁顯示 2550100200 搜尋清除 產品編號 標題 修訂日期 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2015 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2014 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2013 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2012 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2011 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2010 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2009 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2008 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2007 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2006 Form 8878 IRS e-file Signature Authorization for Form 4868 or Form 2350 2005 Form 8878 (sp) IRS e-file Signature Authorization for Form 4868 (sp) or Form 2350 (sp) (Spanish Version) 2023 Form 8878 (sp) IRS e-file Signature Authorization for Form 4868 (SP) or Form 2350 (SP) (Spanish Version) 2022 Form 8878 (sp) IRS e-file Signature Authorization for Form 4868 (SP) or Form 2350 (SP) (Spanish Version) 2021 Form 8878 (SP) IRS e-file Signature Authorization for Form 4868 (SP) or Form 2350 (SP) (Spanish Version) 2020 Form 8878 (SP) IRS e-file Signature Authorization for Form 4868 (SP) or Form 2350 (SP) (Spanish Version) 2019 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2018 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2017 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2016 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2015 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2014 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2013 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2012 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2011 Form 8878 (SP) IRS e-file Signature Authorization for Application for Extension of Time to File Form 4868 (SP) or Form 2350 (SP) (Spanish version) 2010 Pagination First page « 首頁 Previous page 上一頁 Page 1 Page 2 Page 3 當前頁面 4 Page 5 Next page 下一頁 Last page 末頁 »