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
Find Help
Product Number Title Revision Date
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) (Info Copy Only) Revision Date 2025
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 2017
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 2013
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 2010
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 1978
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 1976
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 1967
Product Number Form 3921 Title Exercise of an Incentive Stock Option Under Section 422(b) Revision Date 1965
Product Number Instruction 3921 & 3922 Title Instructions for Forms 3921 and 3922, Exercise on Incentive Stock Options Under Section 422(b) and Transfer of Stock Acquired Through an Employee Stock Purchase Plan Under Section 423(c) Revision Date 2013
Product Number Instruction 3921 & 3922 Title Instructions for Forms 3921 and 3922, Exercise on Incentive Stock Options Under Section 422(b) and Transfer of Stock Acquired Through an Employee Stock Purchase Plan Under Section 423(c) Revision Date 2011
Product Number Instruction 3921 & 3922 Title Instructions for Forms 3921 and 3922, Exercise on Incentive Stock Options Under Section 422(b) and Transfer of Stock Acquired Through an Employee Stock Purchase Plan Under Section 423(c) Revision Date 2010
Product Number Instruction 3921 and 3922 Title Instructions for Forms 3921 and 3922, Exercise of an Incentive Stock Option Under Section 422(b) and Transfer of Stock Acquired Through an Employee Stock Purchase Plan Under Section 423(c) Revision Date 2025
Product Number Instruction 3921 and 3922 Title Instructions for Forms 3921 and 3922, Exercise of an Incentive Stock Option Under Section 422(b) and Transfer of Stock Acquired Through an Employee Stock Purchase Plan Under Section 423(c) Revision Date 2017