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CFTC shifts CAD and MXN swap clearing mandates to overnight benchmarks

CFTC shifts CAD and MXN swap clearing mandates to overnight benchmarks

Rule Changes

Final rule drops CDOR and TIIE clearing requirements, adds CORRA and F-TIIE; effective October 8, 2026

4 days ago: CFTC publishes final clearing rule

Overview

Updated 4 days ago

Starting October 8, every Canadian and Mexican interest rate swap cleared in US-regulated markets must reference one of two new overnight benchmarks. The old rates, the Canadian Dollar Offered Rate and Mexico's 28-day TIIE, no longer trade, and the Commodity Futures Trading Commission's final rule, published Tuesday, retires their clearing mandates.

Clearing routes a trade through a central clearinghouse that guarantees it, cutting counterparty risk. The new mandate covers CORRA swaps with terms from 7 days to 30 years, and F-TIIE swaps from 28 days to 21 years. It aligns the requirement with where market liquidity already moved.

Why it matters

Traders clearing Canadian and Mexican rate swaps must shift to CORRA and F-TIIE benchmarks on October 8, replacing the retired CDOR and TIIE mandates.

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Key Indicators

Oct 8, 2026
Rule effective date
Amended clearing requirements take effect 30 days after publication.
7 days–30 years
CAD CORRA OIS clearing range
Stated termination dates covered by the new Canadian mandate.
28 days–21 years
MXN F-TIIE OIS clearing range
Stated termination dates covered by the new peso mandate.
Jun 28, 2024
CDOR cessation
The Canadian benchmark stopped publishing, triggering the transition.

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Organizations Involved

Timeline

June 2024 October 2026

6 events Latest: 4 days ago
Tap a bar to jump to that date
  1. Amended clearing requirements take effect

    Upcoming Regulation

    The revised clearing mandate becomes legally effective 30 days after publication.

  2. CFTC publishes final clearing rule

    Latest Regulation

    Final rule replaces CDOR and TIIE mandates with CORRA and F-TIIE OIS requirements.

  3. Proposed rule published for comment

    Rulemaking

    The notice of proposed rulemaking appeared in the Federal Register.

  4. CFTC proposes benchmark transition rule

    Rulemaking

    CFTC proposed dropping CDOR and TIIE clearing requirements in favor of overnight rates.

  5. Clearinghouses convert peso swaps to F-TIIE

    Market

    CME, LCH, and Asigna converted cleared MXN TIIE swaps into F-TIIE OIS.

  6. CDOR stops publishing

    Benchmark

    The Canadian Dollar Offered Rate ceased publication, ending the Canadian benchmark used in cleared swaps.

Scenarios

1

Market absorbs overnight-rate mandate without disruption

Likely Resolves by Q1 2027

Discussed by: ISDA and market participants in comment letters

Liquidity in CORRA and F-TIIE swaps already dominates after clearinghouses converted portfolios in November 2024. With the mandate matching where trading already happens, firms should comply without material friction. The main risk is small — most desks already clear these products.

2

Legacy contracts stall compliance

Possible Resolves by End of 2026

Discussed by: ISDA, which recommended a longer implementation period

ISDA asked for more than 30 days before the rule took effect. Firms holding uncleared CDOR or TIIE positions may face compliance gaps if they cannot convert or compress legacy trades in time. Look for no-action relief or conversion difficulties reported by dealers.

3

Asigna's regulatory status becomes a live question

Uncertain Resolves by Q2 2027

Discussed by: CFTC rulemaking, which noted Asigna is neither a registered nor exempt DCO

Mexico's Asigna clearinghouse clears F-TIIE OIS but is not registered with the CFTC as a derivatives clearing organization. Whether it seeks exemption affects where peso swaps get cleared. A divergence between US and Mexican regulatory regimes could add friction to the peso clearing market.

Historical Context

3 moments from history that rhyme with this story — and how they unfolded.

2012–2017

LIBOR manipulation scandal (2012–2017)

Banks including Barclays, UBS, and Deutsche Bank were fined for rigging LIBOR submissions. Regulators on both sides of the Atlantic concluded that quote-based benchmarks were vulnerable to manipulation.

Then

Record fines and criminal prosecutions. Global regulators formed the Financial Stability Board to reform benchmarks.

Now

Governments pushed markets toward transaction-based overnight rates, starting the IBOR exodus that continues with CDOR and TIIE.

Why this matters now

The same global reform effort drives today's CFTC rule — replacing quote-based CDOR and TIIE with overnight, near-risk-free rates.

2020–2021

LIBOR-to-SOFR US transition (2020–2021)

The Federal Reserve developed SOFR as LIBOR's replacement. In 2020, the CFTC amended its clearing rules to shift US dollar LIBOR swaps to SOFR ahead of LIBOR cessation in June 2023.

Then

Market participants converted LIBOR contracts via ISDA's 2020 fallback protocol. Clearing mandates aligned to SOFR.

Now

The model — regulators updating clearing mandates to match where liquidity moved — became the template for other currencies.

Why this matters now

This is the same mechanism today, applied to Canadian and Mexican benchmarks. The playbook worked for US dollars; the CFTC is repeating it.

2022

Euro benchmark transition to €STR (2022)

Europe moved from Eonia and Euribor to the euro short-term rate. Clearing requirements tracked the new rate as liquidity shifted.

Then

Eonia was discontinued in early 2022 after a transition period. Clearing mandates followed the new benchmark.

Now

Cross-border coordination on benchmark transitions became standard practice, which ISDA noted approvingly in this rulemaking.

Why this matters now

Shows the international pattern: each benchmark transition follows the same regulatory sequence, which is why this CAD and MXN rule closely mirrors prior ones.

Sources

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