Iran Secondary Sanctions & Trade Chokepoint Analyzer

Enforcement Parameters Baseline Active

Enforcement Severity Scale 65%

Primary U.S. OFAC secondary target intensity across dark fleet banking & bunkering hubs.

Global Crude Demand Elasticity 0.25

Determines spot Brent oil price sensitivity ($/bbl per 100k bpd disruption).

Secondary Sanctions Levers

UAE & Singapore Shadow Bank OFAC Cuts Secondary SWIFT/Correspondent Bank Decoupling

Malacca & Fujairah Bunkering Bans Maritime Fuel & Ship Service Interdiction

Panama/Cook Is. Registry Revocation Flag State Enforcement & AIS Dark Ship Tracking

Shandong Independent Teapot Primary Pressure Secondary Financial Sanctions on Chinese Buyers

Secondary Target Monitoring

SOURCE MATERIAL GROUNDING:

"Treasury Secretary Scott Bessent announces unprecedented measures never seen before on Iranian crude flows and dark-fleet financial intermediaries."

Node Types

Export Terminal (Kharg/Jask)

Transshipment / Dark Hub

Maritime Chokepoint

End Refinery Hub

Impact Assessment LIVE COMPUTED

Iran Crude Export 0.62 mbpd (vs 1.60 base)

Export Disruption -61.3% 980k bpd offline

Brent Oil Price Premium +$12.25 $/bbl Brent Impact

Interdiction Rate 78.4% Vessel / Shadow Block

Inspected Node Details

Malacca Straits Chokepoint

Primary maritime artery for dark fleet tankers transiting to East Asia. Bunkering & STS transshipment interdictions directly restrict passage velocity.

Capacity: 1.8 mbpd

Current Throughput: 0.7 mbpd

Risk Score: HIGH

Enforcement: Active

Dark Fleet Vulnerability Matrix

STS Radar Visibility: 88% Intercept

Shadow Bank Friction: Severe ($45/bbl disc)

Bunkering Availability: Restricted

Macro & Sanctions Intelligence Context

Following statements by U.S. Treasury Secretary Scott Bessent regarding unprecedented secondary sanctions enforcement on Iranian trade mechanisms, energy analysts and macro strategists evaluate multi-tiered trade chokepoints across maritime, financial, and logistical domains.

1. Maritime Dark Fleet Operations

Iranian crude relies on STS (Ship-to-Ship) transshipments off Fujairah, Malayan waters, and Ningbo dark anchorages. Applying flag de-registration and insurance bans halts AIS-spoofing VLCC vessels.

2. Secondary Banking Decoupling

Targeting regional front-company financial accounts in Singapore and the UAE severs non-USD clearing houses that allow teapots to process payments outside Western financial oversight.

3. Chokepoint & Refinery Dynamics

Shandong independent refineries ("teapots") consume over 80% of Iranian crude exports. Secondary enforcement imposing primary U.S. sanctions directly on teapot buyers drastically shrinks buyer density.