Publishing Quotations of Securities in Interdealer Quotation Systems: Requirements for Brokers and Dealers Brokers and dealers are required to follow specific procedures prior to publishing quotations of OTC equity securities or submitting quotations for publication in any interdealer quotation system. Rule 15c2-11 (17 CFR 240.15c2-11, under the Securities and Exchange Act of 1934) and FINRA Rule…