Sec rule 15c3-1 July 8, 2019 16 32 64 128 Sec rule 15c3-1(a)(1)(ii) Sec rule 15c3-1 interpretations Sec rule 15c3 1 e Sec rule 15c3 1 sets forth requirements for Finra sec rule 15c3 1 Sec rule 15c-3 Sec rule 15c3-3