Most of the argument about margin in prediction markets is about how much collateral a position needs. There is a quieter question underneath it, and it was settled before the first margined event contract ever traded: who is allowed to hold one at all. The answer sits in a single clause of a Commodity Futures Trading Commission order issued on 15 April 2026, and it draws a line through the middle of the user base of the venue it applies to. On one side of it a person clears for themselves. On the other they go through a broker, and that broker is a different company with a different rulebook and a different pot of money.
The clearing house was registered to do one thing and asked to do another
The order of 15 April 2026 is an amendment, and the thing it amends tells you what changed. The Commission records that on 28 August 2024 it had registered Kalshi Klear LLC as a derivatives clearing organisation, in its own words, "for the clearing of fully collateralized positions in swaps". Prepayment was not a product decision the company could reverse on a product roadmap. It was the scope of the licence.
The same order records that on 14 July 2025 the company asked the Commission to widen that scope. What came back nine months later permits margined clearing, with conditions attached as recorded representations rather than as free permission. One of those conditions is about mathematics and has been discussed elsewhere: the Commission notes the firm's representation that before implementing a margin methodology for swaps or options on futures it will have that methodology approved under Commission Regulation 40.5. The other condition is about people, and it is the one this article is about.
One sentence in the order decides who gets in
The sentence reads, in the Commission's own text, that the firm represents that under its rules "only clearing members that are either futures commission merchants or eligible contract participants are permitted to clear margined contracts", and that before permitting others to clear such contracts it will file rules for Commission approval under Regulation 40.5.
Read it slowly, because it does two separate things. It names the two categories that may hold a margined position directly. And it makes any widening of those categories a filing event, which means the eligibility line cannot drift quietly in a product release. If a venue ever wants an ordinary retail account to clear a margined contract in its own name, there is a document it has to file first. That is an unusually clean piece of regulatory plumbing, and it is worth saying so before saying what it costs.
The direct model was sold on the thing margin removes
The reason this matters more here than at an ordinary futures clearing house is in the company's own application. In Exhibit A-3 to the Kalshi Klear registration application, the narrative summary of proposed clearing activities, the firm told the Commission it would offer clearing "directly to market participants as well as to customers of FCMs that become FCM clearing members", and gave the reason in the next sentence: because everything cleared would be prefunded and fully collateralised, there was no variation margin to compute and no default fund to maintain, which made it easier to offer clearing directly to participants.
So the direct relationship was not a bold design choice that happened to survive. It was a consequence of full collateralisation. Remove the prepayment and you remove the premise, and the architecture reverts to the shape every other cleared derivative has, which is a broker in the middle. The category has spent several years describing the absence of that broker as one of its advantages. The document that created the clearing house explains why the advantage was always conditional.
The rulebook puts the test in two places and they are not the same test
The condition in the April order is implemented in the Kalshi Klear rulebook, version 1.4, which the firm publishes in its own regulatory document store. Rule 3.2C says that in order to clear Margined Contracts a member must, if it is clearing as a Self-Clearing Member, qualify as an eligible contract participant, and must separately demonstrate sufficient operational and financial capacity to post margin on time. Those are two different gates. The second one is a risk test that any clearing house would recognise. The first one is a status test imported from a statute.
Rule 4.2B is the half that gets less attention, and it is the more revealing of the two. It says that FCM Customers may also be Self-Clearing Members, "provided that if an FCM Customer is not an ECP, the FCM Customer may not clear Margined Contracts as a Self-Clearing Member". One person, one application, two simultaneous legal relationships with the same clearing house, and the rulebook anticipates it. A prepaid position can sit in that person's own member account while a margined position in the next tab sits in a customer account at a broker. Both appear on one screen.
The number behind the word eligible is ten million dollars
The rulebook defines eligible contract participant by reference to Section 1a(18) of the Commodity Exchange Act. For a natural person, 7 U.S.C. 1a(18)(A)(xi) sets the bar at amounts invested on a discretionary basis in excess of ten million dollars, or in excess of five million dollars where the person is entering the transaction to manage risk on an asset they own or a liability they have incurred.
That is not a sophistication quiz or a suitability questionnaire. It is a wealth threshold written into federal law, and in practice it closes the direct path to a margined contract for effectively every retail account. The exclusion is not a judgement any venue made about any user. But the venue is where the user meets it, and the venue is the only party in a position to explain it.
The clearing house says plainly which door retail uses
Kalshi Klear restated the rule itself in a submission under Regulation 40.5(a) dated 22 September 2026, which asks the Commission to approve an Event Contract Margin Framework and expressly excludes contracts on sporting contests from margined treatment. The submission states the eligibility line in its own introduction.
Margined event contracts will be available for clearing only through a futures commission merchant ("FCM") or to an eligible contract participant ("ECP") approved by Klear as a Self-Clearing Member, consistent with Klear Rules 3.2 and 4.2.
Under the Core Principle C heading, which Commission regulations call participant and product eligibility, Kalshi Klear adds that the proposed amendments would not alter those two rules.
The timing is worth dating rather than describing. Under 17 CFR 40.5(c) a submission of this kind is deemed approved forty five days after receipt unless the Commission says otherwise, which puts 6 November 2026 on the calendar. As of 27 October 2026 the Commission's press release index runs to release 9314-26 of 26 October 2026 and contains nothing announcing an approval, an extension or a refusal of this framework. Silence is a path to approval here, not an absence of one.
The broker on the retail side of the door belongs to the same group
Margined event contracts are not the first margined product at this clearing house. The 22 September 2026 submission says the guaranty fund "will support both margined perpetual futures and margined event contracts", so perpetual futures already clear there under the same eligibility rule, and Kalshi's own help centre shows how it handles that line today. The page on applying for perpetuals access says most retail users trade perpetuals through Kalshi Prime, which it calls "a registered Futures Commission Merchant (FCM)", that Kalshi Prime runs the know your customer process, manages the margin account, monitors risk and "holds your funds in a customer-segregated account on your behalf", and that the two businesses are "distinct regulated entities". The same page says institutions may instead become Self-Clearing Members and clear directly with Kalshi Klear, which it says "requires meeting significant financial and operational thresholds".
That entity is independently verifiable. The Commission's own monthly financial data for futures commission merchants lists KALSHI PRIME LLC in the file for 31 August 2026, registered as an FCM with the National Futures Association as its designated self-regulatory organisation, reporting adjusted net capital of 46,839,703 dollars against a one million dollar requirement and 16,799,983 dollars of customer assets in segregation.
None of that is improper and none of it is hidden. It is, however, the structure that the Commission described in general terms when it proposed rules on clearing houses with affiliated clearing members, a proposal we examined when it was open for comment. The eligibility line routes the retail half of a margined market into an intermediary inside the same corporate group, which is a conflict to disclose rather than a wrong to allege.
Customer money for a margined event contract lands in a bucket that reads zero
The segregation consequence is what a user would feel in a failure, and no help page mentions it. Rule 4.3B of the Klear rulebook says all FCM customer funds are held in either a Futures Customer Account or a Cleared Swaps Customer Account and treated accordingly, and Rule 4.3C points at Commission Regulations 1.20 and 22.3 for keeping them apart. Those are two different legal regimes, not two names for one.
Perpetual futures are futures, so money behind them sits in futures segregation under Section 4d(a)(2) of the Commodity Exchange Act. Event contracts are swaps, a point the 22 September 2026 submission makes in its own footnote when it states that all eligible event contracts qualify as swaps, so margined event contract collateral belongs in cleared swaps segregation under Part 22. 17 CFR 22.2 requires a futures commission merchant to treat cleared swaps customer collateral as belonging to those customers and forbids commingling it with funds belonging to futures customers. In the 31 August 2026 file, the cleared swap segregation columns for Kalshi Prime read zero. The framework, once effective, starts filling a bucket that is empty today, under rules most of the firm's retail users have never had reason to read.
Fair and open access is a written test, and a status gate has to pass it
17 CFR 39.12(a) requires a derivatives clearing organisation to have admission and continuing participation requirements that are, in the regulation's words, "objective, publicly disclosed, and risk-based", and that permit fair and open access. Paragraph (a)(1)(iii) is more specific than its reputation: a clearing house "shall not exclude or limit clearing membership of certain types of market participants" unless it can show the restriction is necessary to address credit risk or deficiencies in operational capability.
Rule 3.2C(2), the operational and financial capacity gate, is plainly that kind of showing. The eligible contract participant gate is a different animal, because a wealth threshold is a proxy for capacity rather than a measurement of it. That is not a defect in the venue's rulebook. It is a statutory category the venue adopted and the Commission accepted, and the order makes widening it a filing. The point for a standard is narrower: a requirement that is objective and publicly disclosed in a rulebook is not thereby disclosed to the person it excludes.
Becoming eligible also means being named in public
There is a second-order consequence of crossing the line that we have not seen written down anywhere, and it follows from the disclosure rules rather than the margin rules. 17 CFR 39.21(c)(7) requires a clearing house to publish a current list of all clearing members, with one exception: it may omit any clearing member that clears only fully collateralised positions and is not a futures commission merchant.
That exception is what keeps a prepaid prediction market from publishing a roster of its users. It stops applying the moment a Self-Clearing Member clears something margined. An individual who qualifies as an eligible contract participant and takes the direct route is, by the text of the rule, a clearing member who no longer fits the omission, and belongs on a list posted to a website. Nobody designed that as a privacy consequence of a margin upgrade, which is exactly why it should be on the page where someone applies.
What the help pages say and what the trading surface does not
Kalshi does better here than the category average, and the gap that remains is specific enough to fix. The help page on what perpetual futures are tells a user that leverage runs up to six times, that falling below a maintenance threshold can bring a margin call, and that "Kalshi may liquidate your position to prevent further losses". The access page names the broker, says it holds the money, and says the entities are distinct. That is more than most venues volunteer.
What is missing is the reason. Neither page says that the two paths exist because federal law and a Commission order restrict direct margined clearing to futures commission merchants and eligible contract participants. Neither names the ten million dollar threshold or the statute it comes from. The help centre page on what Kalshi Klear is tells a reader that the exchange clears its contracts through an affiliate and never tells the reader what they themselves are to that clearing house. And none of it is on the market card, which is the surface where the trade happens and the only surface Directive 02 cares about. The same mismatch appears when a prepaid position stops being prepaid, which we traced through the margin machinery rule by rule.
Six lines that would make the door visible before the first trade
This is a disclosure problem with a short fix, and a venue can ship it without waiting for anyone to approve anything. Before the first margined trade, a user should be able to read, on the screen where the trade happens: which legal entity will hold the position, whether they are clearing in their own name or as a customer of a broker, which segregation regime applies to the money behind it, that the direct route requires eligible contract participant status under 7 U.S.C. 1a(18) with the threshold stated in figures, that taking the direct route means appearing on a public clearing member list, and whether the broker in the middle is affiliated with the exchange.
Six lines. None of them are commercially sensitive, because every one is already public in a registration order, a rulebook, a Commission filing or a monthly data file. The work is not finding the facts. The work is moving them from documents written for the Commission to the one place the person holding the position will look. A category that wants the direct relationship counted as a feature should be willing to say out loud, at the moment it ends, that it has ended.