Click to see Rules that have recent rulemaking activity or compliance resources:
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
Notice (09/17/2025)
SEC Approves Amendments to MSRB Rule G-14 on Reporting of Transaction Prices
Rule G-25
Last Updated:
09/19/1983
Improper Use of Assets
Rule Summary: Prohibits dealers from improperly using municipal securities or funds held on behalf of another person, guaranteeing customers against loss in customer accounts and transactions, and sharing in profits and losses of customer accounts and transactions by any dealer.
Rule for:
Dealers, Bank Dealers
Status:
Rule D-15
Last Updated:
No amendment history
Request for Comment on MSRB Rule D-15 Defining the Term Sophisticated Municipal Market Professional