MSRB Systems Status

System Name System Status* Comments Normal Business Operations**
Electronic Municipal Market Access (EMMA) Green


6:00 AM to 3:00 AM EST Daily
EMMA Dataport Green


6:00 a.m. to 3:00 a.m. ET Daily
MSRB Gateway Green


6:00 a.m. to 3:00 a.m. ET Daily
Real-Time Transaction Reporting System (RTRS) Green


6:00 a.m. to 9:00 p.m. ET Business Days
Short-term Obligation Rate Transparency (SHORT)- Data Submissions Green


6:00 a.m. to 9:00 p.m. EST Business Days
SHORT- Document Submissions Green


6:00 a.m. to 3:00 a.m. ET Daily
e-G37 Green


9:00 a.m. to 5:30 p.m. EST Business Days Green


6:00 a.m. to 3:00 a.m. EST Daily

Color Code System Status
Green System is on-line
Yellow Planned maintenance, intermittent outages or slow performance
Red System is off-line

*The MSRB maintains a number of Market Transparency systems in support of its mission. The operational status of these systems is noted above.

**Additional Information 
Information provided on this page does not apply to the MSRB’s test environments. Normal business operations hours are subject to the right of the MSRB to make such processes unavailable at certain times, as needed, to ensure the integrity of the MSRB Systems. The MSRB shall provide advance notice, as practicable, of any planned period of unavailability. The MSRB’s Business Continuity Plan governs the MSRB’s response to significant service disruptions to its Market Transparency systems.

MSRB Systems Status History
The MSRB Systems Status History provides a historical listing of incidents that affected normal operations for some or all users of the MSRB's Market Transparency systems, including EMMA, RTRS, SHORT and MSRB Gateway.

Systems Holiday Schedule 
In addition to weekends, the following are not considered business days:
New Years Day Jan. 1, 2015
Martin Luther King, Jr. Jan. 19, 2015
President’s Day Feb. 16, 2015
Good Friday April 3, 2015
Memorial Day May 25, 2015
Independence Day July 3, 2015
Labor Day Sept. 7, 2015
Thanksgiving Day Nov. 26, 2015
Christmas Dec. 25, 2015

For additional information regarding procedures for submission of information under MSRB rules surrounding non-business days, click here.

For assistance, contact MSRB Support at 703-797-6668.
Live Support: 7:30 a.m. - 6:30 p.m. ET
Email Support: 7:00 a.m. – 7:00 p.m. ET