Americas Reg Desk

Monday, 2026-11-02 · covering the last 72h

United States

SEC narrows the Treasury central-clearing mandate for inter-affiliate and non-U.S. repo. The Commission granted exemptive relief carving two categories out of "eligible secondary market transactions" under its Treasury-clearing rules: certain repo with non-U.S. counterparties, subject to specified conditions, and certain repo between a direct participant of a U.S. Treasury clearing agency and a non-investment-company affiliate meeting Rule 17ad-22(a)'s affiliated-counterparty test. The carve-outs loosen the mandate's reach ahead of its December 31, 2026 (cash) and June 30, 2027 (repo) compliance deadlines. SEC press release

More exchanges conform circuit-breaker rules to 23-hour, five-day trading. LTSE and MIAX Sapphire's MX2 each amended their Level 3 market-wide circuit-breaker resumption procedures to align with the industry's rollout of 23-hour, five-day-a-week trading cleared by the SEC earlier this year; several major venues are targeting a December 6 go-live, though adoption is staggered (Cboe EDGX has said it will not move to 23/5 for now). Separately, Cboe BZX and EDGA adopted the flexible pre-market "Start Time" order instruction already reported for Cboe BYX and EDGX on Friday, extending the same 30-minute-increment mechanism to two more venues. LTSE filing, MX2 filing

Canada

Canada stayed quiet: nothing new from CIRO, the CSA, the TSX, or the Bank of Canada's FMI-oversight side — its only move this window was a retail-payments consultation, outside that remit. Nothing retrieved from the CDCC this window.

Latin America

Nothing material from B3, the CVM, the BCB, Banxico, the CNV or Chile's CMF this window.

Informational only — summaries of public regulatory and central bank sources; not advice.