No. 2026-12: IDES Testing Session Coming Soon for Foreign Filer TCC Account Users

Qualified Intermediaries News September 18, 2026 Issue Number:  2026-12 IDES Testing Session Coming Soon for Foreign Filer TCC Account Users The International Data Exchange Service (IDES) for Foreign Filer TCC Account users will be open for testing this October. As the testing session approaches, the dates will be announced. The test session will only be open to Foreign Filer TCC Account users that completed IDES enrollment before the testing window becomes available. A completed IDES enrollment means the IDES account is active with a valid Digital Certificate attached. All testing sessions will be announced on the IDES Testing Schedule web page. If you need immediate assistance, contact the IDES Help Desk. Reminder: Before enrolling in IDES, Foreign Filer TCC Account users will need to complete their registration to obtain a TCC GIIN and request a TCC. For more information, system access, registration instructions, and additional assistance, visit the Foreign Filer Transmitter Control Code (TCC) Registration page on IRS.gov. Available Foreign Filer TCC Registration System resources include: Publication 6167, Foreign Filer Transmitter Control Code (TCC) Registration – Quick Steps Publication 6170, Foreign Filer TCC Registration User Guide Foreign Filer TCC Registration Frequently Asked Questions Publication 5190, International Data Exchange Service User Guide Back to top Thank you for subscribing to the Qualified Intermediaries e-mail list, an IRS e-mail service. If you know someone who might want to subscribe to this mailing list, please forward this message to them so they can subscribe. This message was distributed automatically from the Qualified Intermediaries mailing list. Please Do Not Reply To This Message. RECEIVE TEXT MESSAGES FROM THE IRS! Did you know you can now receive IRS bulletins directly on your mobile phone? Stay informed wherever you are with convenient text message updates. Some IRS topics like IRS Newswire and QuickAlerts are available for text subscription, giving you faster access to important information through a new, easy-to-use communication channel. Additional topics will be added throughout the year, expanding the information you can receive by text. Opt-in today to start receiving IRS text message bulletins and stay connected on the go. To subscribe to or unsubscribe from another list, please go to the Main Subscription Page on the IRS.gov web site. Useful Links IRS.gov Qualified Intermediary Home FATCA Home Other Useful Links About Form 1042 Form 1042 Modernized e-File (MeF) About Form 1042-S IRS Guidance

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