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 Showing 1 - 23 of 23Find Help Find Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title Show per page 2550100200 SearchClear Product Number Title Revision Date Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2024 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2023 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2022 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2021 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2018 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2015 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2014 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2013 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2012 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2011 Form CT-1X Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2009 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2024 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2023 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2022 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2021 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2018 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2015 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2014 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2013 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2012 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2011 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2010 Instruction CT-1X Instructions for Form CT-1X, Adjusted Employer's Annual Railroad Retirement Tax Return or Claim for Refund 2009
