The following links provide information on the companies that have passed the Internal Revenue Service (IRS) Assurance Testing System (ATS) requirements for software developers of electronic IRS withholding tax (1042 MeF) returns. It does not mean that a software package includes every possible schedule or attachment, or that it will meet the needs of all filers. It is the filer's responsibility to contact the provider to determine if the software meets their needs. Caution: The IRS has provided links to these companies' websites. Only companies that are an authorized IRS e-file provider with a valid software identification number are listed. The IRS removes websites from the pages listed below when the IRS confirms a website is no longer active. The IRS encourages you to verify that each website provides all services you need. The IRS and the United States government do not endorse or warrant these companies or their products or services. The decision to use or not to use any of these products and services will not result in any special treatment from the IRS. NOTE: Please read the below notice about our approved IRS Modernized e-File (MeF) business providers before engaging one of the providers on this page or on the following pages. Tax Year 2023 1042 Modernized e-File (MeF) providers Tax year 2022 1042 Modernized e-File (MeF) providers
