The Financial Supervisory Commission required Taiwan brokerages to send updated repurchase-agreement disclosures to margin clients before Monday’s cash-market reopening, closing a gap regulators worried could trigger surprise collateral calls after Champi halted trading and left account statements stale.

What brokers must show

Firms must itemize repo haircuts, default remedies, and the sequence in which securities are liquidated when maintenance ratios breach policy thresholds. Disclosures must arrive by email and SMS with read receipts, and call centers need Mandarin scripts explaining how typhoon-related market pauses affect interest accrual but not contractual repo terms. The FSC said it would sample 30 retail-facing brokers by Wednesday to confirm compliance, with fines for templates that bury repo language below marketing banners.

Why the timing matters

Margin debt in Taiwan remained elevated entering the storm week, and disposition-list volatility on reopen day raised the odds of automated sell programs firing without clients understanding which leg of their financing package moved first. Securities associations lobbied for a one-day grace on forced liquidation if clients acknowledged receipt of new disclosures; the FSC rejected a blanket grace but allowed case-by-case reviews when brokers document delivery failures caused by county telecom outages.

Retail investor confusion

Investor protection groups said chat-room rumors mixed up exchange trading halts with broker credit freezes. The clarified repo packets distinguish between Taiwan Stock Exchange administrative pauses and bilateral repo contracts that still accrue interest. Lawyers advising high-net-worth clients recommended printing disclosures because some trading apps collapse repo sections into PDF attachments mobile users skip.

Institutional angle

Proprietary desks at foreign banks said the rule mostly harmonizes practices already used for institutional master agreements, but domestic retail brokers had relied on shorter footnotes before. Prime brokers expect little change to stock lending supply; the focus is retail margin books that ballooned during the AI-led rally earlier in the year. Clearinghouse officials confirmed central counterparty repo lines were unaffected by the weather closure.

Enforcement outlook

The FSC’s securities bureau tied the order to prior typhoon seasons when complaint hotlines spiked over liquidation sequencing. Brokers that fail sampling may face business-suspension letters on margin origination until templates pass review. For investors, the actionable step is to open Monday’s disclosure before placing reopen trades—especially if holdings include disposition tags that amplify maintenance-ratio swings when the index gaps down.

Technology delivery

Several brokers rebuilt disclosure PDFs into in-app cards with expandable repo sections after the 2024 Hualien earthquake closure taught them that email filters trapped critical messages. The FSC encouraged plain-language summaries at the top of each notice, with legal text following, and banned dark-pattern buttons that marked disclosures as read without scrolling. Vendor audits of SMS gateways are due Friday after some messages arrived hours late when carriers prioritized emergency alerts during the typhoon.