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Number Name Status Rule Category Regulated Entity
Rule G-31 Reciprocal Dealings with Municipal Securities Investment Companies Fair Practice Dealers, Bank Dealers
Rule G-34 CUSIP Numbers, New Issue, and Market Information Requirements Market Transparency Dealers, Municipal Advisors, Bank Dealers
IF-1 Real-Time Transaction Reporting and Price Dissemination (The "Real-Time Transaction Reporting System" or "RTRS")
Rule G-31
Last Updated: No amendment history
Reciprocal Dealings with Municipal Securities Investment Companies

Rule Summary: Prohibits the solicitation of transactions in municipal securities with or for an investment company account in return for sales by the dealer of shares or units in the investment company.

Rule for:

Dealers, Bank Dealers

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Rule G-34
Last Updated: 12/14/2017
CUSIP Numbers, New Issue, and Market Information Requirements

Rule Summary: Establishes requirements relating to CUSIP numbers for dealers and, in competitive offerings, municipal advisors; requires underwriter participation in the New Issue Information Dissemination Service (NIIDS); and requires submission of certain information and documents related to auction rate securities and variable rate demand obligations to the SHORT system.

Rule for:

Dealers, Municipal Advisors, Bank Dealers

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IF-1
Last Updated: 10/01/2025
Real-Time Transaction Reporting and Price Dissemination (The "Real-Time Transaction Reporting System" or "RTRS")
Status:
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Notice (09/17/2025)
SEC Approves Amendments to MSRB Rule G-14 on Reporting of Transaction Prices
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