From May 23, 2020 to May 26, 2020, the MSRB will be conducting maintenance to facilitate planned system upgrades. Little to no service interruption is anticipated during this period. If you have any questions about this notice, please call MSRB Support at 202-838-1330 or send an email to

Log in to MyEMMA® through our new secure access point.

MSRB Gateway is the single, secure access point for all market systems operated by the Municipal Securities Rulemaking Board (MSRB). In 2018, the MSRB is migrating MyEMMA login access to this secure system.

Read answers to frequently asked questions for MyEMMA users. Read more about MSRB Gateway.