Enrolled Agents' Helpline
Phone: (313) 234-1280 (Detroit, MI)
Obtaining or renewing a PTIN
Phone: (877)-613-7846 (toll free)
Enrolled Agent Change of Address
If your contact information has changed since the time of your last renewal, notify the IRS by fax or mail your address change to:
Office of Practitioner Enrollment
P.O. Box 33968
Detroit, MI, 48232
Fax: (313) 234-1293
Include your name, prior contact information, new contact information, social security number or tax identification number, and the date.
Registered Tax Return Preparer test
Phone: 1-855-477-3926 (this is for Prometric, the test vendor)
NOTE: This contact information was last updated in May 2012. If you find that this information is no longer current, please write back so we may update the contact information.