21 CFR § 812.19 - Address for IDE correspondence.
(a) If you are sending an application, supplemental application, report, request for waiver, request for import or export approval, or other correspondence relating to matters covered by this part, you must send the submission to the appropriate address as follows:
(1) For devices regulated by the Center for Devices and Radiological Health, send it to the current address displayed on the website https://www.fda.gov/cdrhsubmissionaddress.
(2) For devices regulated by the Center for Biologics Evaluation and Research, send it to the current address displayed on the website https://www.fda.gov/AboutFDA/CentersOffices/OfficeofMedicalProductsandTobacco/CBER/ucm385240.htm.
(3) For devices regulated by the Center for Drug Evaluation and Research, send it to Central Document Control Room, Center for Drug Evaluation and Research, Food and Drug Administration, 5901-B Ammendale Rd., Beltsville, MD 20705-1266.
(b) You must state on the outside wrapper of each submission what the submission is, for example, an “IDE application,” a “supplemental IDE application,” or a “correspondence concerning an IDE (or an IDE application).”