17 CFR 171.23 : Commodity And Securities Exchanges (§ 1.1 To Parts 451-499) — (§ 41.1 To Parts 191-199) — Commodity Futures Trading Commission (Continued) (§ 41.1 To Parts 191-199) — Rules Relating To Review Of National Futures Association Decisions In Disciplinary, Membership Denial, Registration And Member Responsibility Actions (§ 171.1 To § 171.50) — Notice And Effective Date Of Final Decisions In Disciplinary, Membership Denial And Registration Actions (§ 171.20 To § 171.28) — Notice of appeal.