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TTB Scheduled System OutagesTTB Scheduled System Outages

TTB will provide advanced notice (when possible) of issues that affect the availability of our online systems. Please subscribe to be notified about any disruptions to our online services. Besides our planned or unplanned schedule:

  • We perform scheduled maintenance daily from 4 to 6 a.m. ET
  • We perform system maintenance on the second Wednesday of each month.

Please contact the TTB Help Desk if you experience technical issues after any outage.


Upcoming System Outages









Green icon with a white phone.CONTACT US Technical questions about our online applications should be directed to the TTB Help Desk. For general questions about formulas, labeling approval, or advertising use the Alcohol Labeling and Formulation Contact Us form. For general questions relating to permit applications, use the National Revenue Center contact us form.



 Page last reviewed: November 18, 2020
 Page last updated: September 28, 2023
 Maintained by: Office of Information Resources/Chief Information Officer