Variation margin requirements for uncleared swaps require a covered swap entity to calculate the market value of every uncleared swap each business day and to collect or post collateral, no later than the next business day, equal to the change in that value since the last calculation. The rule applies to swaps with other swap dealers, major swap participants, and financial end users, and it runs for the life of the trade. Its purpose is straightforward: with no clearinghouse standing between the parties, daily collateral movement keeps uncollateralized losses from piling up.
Who the Rules Apply To
The CFTC’s margin rules bind “covered swap entities,” meaning swap dealers and major swap participants that do not have a prudential regulator (such as the OCC or Federal Reserve) supervising their margin practices. Bank-affiliated dealers follow parallel rules from the federal banking regulators that are substantially similar. A covered swap entity must collect or post variation margin each business day for every uncleared swap it holds with another swap dealer, major swap participant, or financial end user.1eCFR. 17 CFR 23.153 – Posting and Collecting of Variation Margin
“Financial end user” is a wide category: insurance companies, pension plans, endowments, private funds, and mortgage servicers all sit inside it. A frequent point of confusion is the $8 billion material swaps exposure threshold. That threshold governs whether a financial end user must also exchange initial margin, which is a separate and larger collateral requirement covering potential future losses. Variation margin applies to every financial end user regardless of notional exposure.2Federal Register. Margin Requirements for Uncleared Swaps for Swap Dealers and Major Swap Participants
The Commercial Hedger Carve-Out
Non-financial companies using swaps to hedge business risks can sit outside the mandatory margin framework. The exemption tracks the clearing exception in the Commodity Exchange Act: the entity must not be a “financial entity,” and the swap must reduce a genuine commercial risk rather than serve speculation or investment.3Federal Reserve. Margin and Capital Requirements for Covered Swap Entities
The regulation defines qualifying hedges in detail. The swap must be economically appropriate to reducing risks that arise from the value of assets the company owns or produces, liabilities it has incurred, or services it provides or purchases in the ordinary course of business. Interest rate, currency, and commodity exposures tied to those activities all fit. A swap cannot be hedging another swap unless that other swap itself hedges a commercial risk.4eCFR. 17 CFR 50.50 – Non-Financial End-User Exception to the Clearing Requirement A manufacturer locking in copper prices or an airline hedging jet fuel meets these criteria; a corporate treasury speculating on rate movements does not.
Daily Mark-to-Market and Timing
The mechanic is a daily mark-to-market. Each business day, both sides value every uncleared swap in the portfolio and identify which side has lost value since the last calculation. That side owes collateral equal to the decline. The margin must move on or before the next business day, a T+1 settlement standard.1eCFR. 17 CFR 23.153 – Posting and Collecting of Variation Margin
The Minimum Transfer Amount
A minimum transfer amount keeps parties from wiring trivial sums back and forth. The regulatory ceiling is $500,000, and it covers initial margin and variation margin combined.5eCFR. 17 CFR 23.151 – Definitions If the total uncollected margin between two parties stays below that figure, no transfer is required that day. Once combined margin crosses the line, the full amount moves. Parties can and often do negotiate a lower threshold in their documentation; $500,000 is a cap, not a floor.1eCFR. 17 CFR 23.153 – Posting and Collecting of Variation Margin
Eligible Collateral and Haircuts
Only highly liquid assets qualify. Cash, generally in U.S. dollars or the settlement currency of the trade, is the most common form. U.S. Treasury securities, agency debt, and other government-backed instruments also qualify. Non-cash collateral is discounted through standardized haircuts to account for price movement.
Government and related debt:
- Less than one year remaining maturity: 0.5% haircut
- One to five years: 2.0% haircut
- More than five years: 4.0% haircut
Eligible corporate debt carries larger discounts:
- Less than one year remaining maturity: 1.0% haircut
- One to five years: 4.0% haircut
- More than five years: 8.0% haircut
These figures come from the CFTC’s standardized schedule.6eCFR. 17 CFR 23.156 – Forms of Margin A party posting $10 million in 10-year Treasuries receives $9.6 million of credit toward its margin obligation. Foreign sovereign debt may qualify under the government category if the issuing country carries a sufficiently low risk weight under applicable capital rules; the haircut schedule does not break it out as a separate category.
Interest on Cash and Reuse of Collateral
When cash is posted, the collecting party typically owes interest. The standard ISDA documentation ties the rate to an overnight benchmark for the currency: the federal funds rate for U.S. dollars, SONIA for British pounds, and comparable overnight rates for other major currencies. Interest is generally paid monthly in arrears, with the specific rate and payment terms set in the Credit Support Annex.
Variation margin diverges from initial margin on rehypothecation. Federal rules require initial margin to be held by an independent custodian and prohibit that custodian from rehypothecating the assets.7eCFR. 12 CFR Part 45 – Margin and Capital Requirements for Covered Swap Entities Variation margin sits outside those segregation requirements. Cash variation margin can be reused or reinvested by the collecting party, one reason cash dominates as a collateral form.
Documentation You Need Before Trading
Nothing moves until the legal framework is in place. The industry standard is the ISDA 2016 Credit Support Annex for Variation Margin, which supplements the ISDA Master Agreement and was drafted specifically for the post-crisis margin regulations.8U.S. Securities and Exchange Commission. 2016 Credit Support Annex for Variation Margin (VM) Several operational terms must be agreed before the first trade:
- Base currency, in which margin is calculated and settled (most commonly U.S. dollars)
- The valuation agent responsible for the mark-to-market and margin calls, typically the party making the demand unless it is in default
- An eligible collateral schedule, listing what each party accepts and the applicable valuation percentages (cash at 100%, short-dated Treasuries at 99.5%, longer government bonds at 96%, for example)
- The minimum transfer amount, capped at $500,000
- Procedures for resolving valuation disputes9eCFR. 17 CFR 23.158
Executing these documents is often the most operationally burdensome part of the process for smaller financial end users negotiating with multiple dealers.
Handling Valuation Disputes
Two parties pricing the same portfolio will not always land on the same number. Differences in models, market data, or the trade population itself can produce material discrepancies. Industry practice calls for resolving margin disputes as quickly as possible, with formal escalation to senior management if one stays open beyond five business days.
The first move is diagnosing whether the gap is operational (a missing or misbooked trade) or a genuine pricing disagreement. Portfolio reconciliation, comparing trade populations to confirm both sides see the same contracts, usually resolves operational issues. For pricing gaps, parties focus on the largest mark-to-market differences first.
The undisputed portion must still be transferred on time. A covered swap entity is not treated as in violation if a counterparty refuses to pay, provided the entity has pursued formal dispute resolution and can show appropriate collection efforts to the CFTC.10eCFR. 17 CFR 23.153 U.S. disputes exceeding $20 million that remain unresolved past three business days (with a swap dealer or major swap participant counterparty) or five business days (other counterparties) must be reported to regulators.
Enforcement Exposure
The CFTC and the National Futures Association both have authority to bring enforcement actions against swap dealers and major swap participants that miss margin requirements. Penalties are not limited to cases involving losses or counterparty harm. Regulators have imposed fines for procedural failures such as holding segregated collateral in the wrong currency, inadequate risk management programs, or incomplete records of margin calculations. Recent fines have ranged from several hundred thousand dollars to $1 million or more, depending on the severity and duration of the violation. Self-reporting and cooperation can reduce a penalty but do not eliminate it, and regulators have made clear they will pursue technical margin violations even when no customer funds were at risk.