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Iran commits not to attack ships in Hormuz by Sunday?

"Iran commits not to attack ships in Hormuz by Sunday?" on Polymarket, Kalshi and Polymarket Legal UK — what traders need to know about platform choice, KYC and tax law.

2% YES 98% NO Volume: $244K Liquidity: $91K Closes: 12 Jul 2026
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Iran commits not to attack ships in Hormuz by Sunday?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Polymarket Legal UK) Pick
polygram.ink (preferred broker)
2% 98% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Trade this market →
Polymarket (direct)
polymarket.com
2% 98% 0% Geo-blocked in US/UK/EU USDC, on-chain Trade this market →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Trade this market →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Trade this market →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Trade this market →

Market context

The underlying event is the United States’ formal demand that Iran issue a public, official commitment to cease all attacks on ships transiting the Strait of Hormuz and guarantee the waterway remains open. Washington has tied this pledge to upcoming negotiations, with senior officials stating that a declarative statement from Iran acknowledging open channels and no further shooting is essential for talks to proceed [1][7].

Historically, Iran has used the strait as leverage, previously announcing closures or charging up to $2 million for safe passage while permitting only “non-hostile” vessels [3][4]. Past IRGC actions, including the capture and attack of Greek and Panama-flagged cargo ships for alleged permit violations, have been framed as proportional measures rather than ceasefire breaches [2]. Given this pattern of conditional access and tactical aggression, the current 2% crowd-implied probability reflects skepticism that Iran will voluntarily relinquish this strategic leverage without a concluded agreement.

Traders should monitor the scheduled negotiations in Oman and Switzerland, where the US insists Iran commit to stopping attacks as a sticking point [5][6]. A qualifying announcement must be a clear, unambiguous policy declaration from the Iranian government or an authorised representative, not a conditional statement or media interview. Recent Reuters reporting confirms the US is demanding a public pledge that all lanes remain open and ships will not be targeted [7][9]. For accessibility, German GlüStV implications and US CFTC reach mean the market’s “no-KYC up to $1,500” threshold allows retail participants to access this regulatory-sensitive event without immediate identity verification, though compliance obligations remain with the platform.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This overview of Iran commits not to attack ships in Hormuz by Sunday? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.

Resolution & payout

On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.

FAQ

Do I need to KYC for Polymarket Legal UK?
Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
Can I trade anonymously?
Pseudonymously, yes — up to the KYC threshold. Polymarket Legal UK stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
What happens during a tax audit?
You're responsible for documenting your trades. Polymarket Legal UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
Is there a withdrawal cap?
No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
What if regulation changes?
If regulation changes in your jurisdiction (e.g. prediction markets are banned), Polymarket Legal UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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Trade Iran commits not to attack ships in Hormuz by Sunday? on Polymarket Legal UK

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