The latest versions of IRS forms, instructions, and publications. 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 - 4 of 4Find Help Find Show per page 2550100200 SearchClear Product Number Title Revision Date Posted Date Form 941-X Adjusted Employer's Quarterly Federal Tax Return or Claim for Refund Apr 2023 10/02/2023 Instruction 941-X Instructions for Form 941-X, Adjusted Employer's Quarterly Federal Tax Return or Claim for Refund Apr 2023 05/25/2023 Form 941-X (PR) Adjusted Employer's Quarterly Federal Tax Return or Claim for Refund (Puerto Rico Version) Apr 2023 10/03/2023 Instruction 941-X (PR) Instructions for Form 941-X (PR), Adjusted Employer's Quarterly Federal Tax Return or Claim for Refund (Puerto Rico Version) Apr 2023 06/01/2023