US lawFederal (United States)RegulationsTitle 17 CFR — Commodity and Securities ExchangesChapter I — COMMODITY FUTURES TRADING COMMISSIONPart 39 — DERIVATIVES CLEARING ORGANIZATIONSAppendix B to Part 3917 C.F.R. Appendix B to Part 39Subpart C Election FormLast amended: 2020Year: 2026Length: 6 wordsOfficial source Cite as 17 C.F.R. Appendix B to Part 39 (2026)[85 FR 4891, Jan. 27, 2020]Previous17 C.F.R. Appendix A to Part 39Next17 C.F.R. Appendix C to Part 39