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

Expanded Compact
Number Name Status Rule Category Regulated Entity
Rule G-14 Reports of Sales or Purchases
Market Transparency Dealers, Bank Dealers
Rule G-17 Conduct of Municipal Securities and Municipal Advisory Activities
Fair Practice Dealers, Municipal Advisors, Bank Dealers, Municipal Fund Securities
Rule G-27 Supervision
Regulated Entity Administration Dealers, Bank Dealers, Municipal Fund Securities
Rule G-32 Disclosures In Connection With Primary Offerings
Market Transparency Dealers, Bank Dealers, Municipal Fund Securities
Rule G-47 Time of Trade Disclosure
Fair Practice Dealers, Bank Dealers, Municipal Fund Securities
Rule D-11 "Associated Persons"
Dealers, Municipal Advisors, Bank Dealers
Rule G-14
Last Updated: 10/01/2025
Reports of Sales or Purchases

Rule Summary: Prohibits dealers from distributing or publishing reports of purchases or sales of municipal securities unless the report is made with knowledge or reason to believe that the transaction was effected, and without any reason to believe that the reported transaction is fictitious, or in furtherance of any fraudulent, deceptive or manipulative purpose, and establishes transaction reporting requirements and procedures.

Rule for:

Dealers, Bank Dealers

Status:
Guidance (09/05/2025)
Applicability of Trade Reporting for Certain Allocations to Customer Accounts By Dually-Registered Broker-Dealers/Investment Advisers
View Guidance
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-17
Last Updated: 11/06/2019
Conduct of Municipal Securities and Municipal Advisory Activities

Rule Summary: Requires dealers and municipal advisors to deal fairly with all persons and not to engage in any deceptive, dishonest or unfair practice.

Rule for:

Dealers, Municipal Advisors, 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
Guidance (03/03/2025)
Time of Trade Disclosures in Inter-Dealer Transactions
View Guidance
Rule G-27
Last Updated: 07/01/2024
Supervision

Rule Summary: Outlines requirements for a dealer’s supervision of personnel engaged in activities involving municipal securities activities.

Rule for:

Dealers, Bank Dealers, Municipal Fund Securities

Status:
Request for Comment (01/14/2026)
Request for Comment on MSRB Rule G-27 on Dealer Supervision
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-47
Last Updated: 03/03/2025
Time of Trade Disclosure

Rule Summary: Requires dealers to disclose to customers at or prior to the time of trade all material information known or available publicly through established industry sources.

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
Guidance (03/03/2025)
Time of Trade Disclosures in Inter-Dealer Transactions
View Guidance
Rule D-11
Last Updated: No amendment history
"Associated Persons"
Rule for:

Dealers, Municipal Advisors, Bank Dealers

Status:
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