Click to see Rules that have recent rulemaking activity or compliance resources:

Expanded Compact
Number Name Status Rule Category Regulated Entity
Rule G-12 Uniform Practice
Dealers, Bank Dealers
Rule G-32 Disclosures In Connection With Primary Offerings
Market Transparency Dealers, Bank Dealers, Municipal Fund Securities
Rule G-42 Duties of Non-Solicitor Municipal Advisors Fair Practice Municipal Advisors, Municipal Fund Securities
Rule G-12
Last Updated: 10/01/2025
Uniform Practice

Rule Summary: Establishes uniform industry practices for the processing, clearance and settlement of transactions between dealers in municipal securities.

Rule for:

Dealers, Bank Dealers

Status:
SEC Filing (06/10/2025)
Proposed Rule Change to Amend Rule G-14 RTRS Procedures under MSRB Rule G-14 Regarding the Timing of Reporting Transactions in Municipal Securities to the MSRB and to Make a Related Amendment to Rule G-12
View SEC Filing
Notice (09/17/2025)
SEC Approves Amendments to MSRB Rule G-14 on Reporting of Transaction Prices
View Notice
Rule G-32
Last Updated: 02/22/2021
Disclosures In Connection With Primary Offerings

Rule Summary: Requires underwriters to submit certain information to the Electronic Municipal Market Access (EMMA®) system and dealers to provide certain information to customers in connection with primary offerings.

Rule for:

Dealers, Bank Dealers, Municipal Fund Securities

Status:
Request for Comment (12/11/2024)
Concept Release: MSRB Requests Comment on Potential Modernization of Municipal Fund Securities Disclosure Obligations
View Notice
Rule G-42
Last Updated: 05/07/2018
Duties of Non-Solicitor Municipal Advisors

Rule Summary: Establishes the core standards of conduct and duties of municipal advisors when engaging in municipal advisory activities (as defined in this rule).

Rule for:

Municipal Advisors, Municipal Fund Securities

Status:
Print