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.

  1. Enter a term in the Find box
  2. Click the Search button
Buscar ayuda
Número de producto Título Fecha de revisión
Form CT-1 Employer's Annual Railroad Retirement Tax Return 1991
Form CT-1 Employer's Annual Railroad Retirement Tax Return 1990
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2023
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2022
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2021
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2020
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2019
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2018
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2017
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2016
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2015
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2014
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2013
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2012
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2011
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2010
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2009
Instruction CT-1 Instructions for Form CT-1, Employer's Annual Railroad Retirement Tax Return 2008
Instruction CT-1 Instructions 2007
Instruction CT-1 Instructions 2006
Instruction CT-1 Instructions 2005
Instruction CT-1 Instructions 2004
Instruction CT-1 Instructions 2003
Instruction CT-1 Instructions 2002
Instruction CT-1 Instructions 2001

Get Adobe Acrobat Reader