Market Leadership

Consistent with its obligation to protect investors, municipal entities and the public interest, the MSRB closely monitors issues and developments that may have an impact on the integrity of the municipal securities market and provides strategic thought leadership. Learn more about market leadership at the MSRB.


The MSRB believes timely and complete disclosures, including bank loan disclosures, are essential to the integrity of the municipal market. 

Puerto Rico Bond Data and Information

The MSRB's EMMA website provides information on Puerto Rico bond issuers.

Price Transparency

The MSRB is working to enhance price transparency through several market structure-related initiatives.

Senior Investor Protection

The MSRB recognizes the special importance of protecting senior and other vulnerable investors.

For Policymakers

The MSRB serves as a resource on the municipal securities market for Members of Congress and their staff.

Public Commentary

Access the MSRB’s Congressional testimony, regulatory comment letters and other commentary on issues and events affecting the municipal market.

Other Market Topics

Read about issues and developments affecting the municipal securities market.