On 6 May 2019, the U.S. Internal Revenue Service (“IRS”) reminded users that there will be a testing session of the FATCA International Data Exchange Service (“IDES”) from Monday, 17 June 2019 (8:00EST) to Friday, 26 July 2019 (17:00EST) (Link). The test session will be open to users that have completed IDES enrollment by Thursday, 13 June 2019 at 17:00EST. In order to participate in testing, participants must have an active password. All passwords and profile information should be updated before the enrollment cutoff. All testing sessions will be announced on the IDES Testing Schedule web page (Link). For assistance with enrollment, the IDES Help Desk should be contacted (Link). Any production files submitted to the test environment will not be processed. Users should not submit production files to the test environment or test files to the production environment.