Extended Operational and Trade Vocabulary

Maritime Sanctions, Dark Fleet, and Price Cap Regimes glossary (page 2)

Vocabulary of sanctions compliance and the dark fleet: OFAC maritime advisories cataloguing deceptive shipping practices, AIS dark activity and gaps used to mask STS transfers and port calls, Class A and B transponder exploitation, and the price-cap, spoofing and evasion terminology screened in vessel due-diligence and sanctions enforcement.

296 defined terms.

Showing 46 on this page (page 2 of 2).

S

STS (Ship-to-Ship Transfer): The transfer of cargo between vessels at sea or at anchor; in sanctions contexts, frequently used to obscure origin.
STS Code Compliance: OCIMF/CDI/ICS Ship-to-Ship Transfer Guide (Petroleum) 5th Edition compliance is often absent in dark-fleet STS, raising spill risk.
Subject to U.S. Jurisdiction: A status that includes U.S. persons, presence in the U.S., U.S.-origin goods, U.S.-dollar transactions, and U.S. financial-system involvement.
Substantially Transformed: A customs concept invoked in Russian-origin product classification disputes under price-cap and import-ban regimes.
Suspicious Transaction Reports (STR): The international term encompassing SARs and similar filings on maritime financial-crime indicators.
Swiss SECO: The Swiss State Secretariat for Economic Affairs, the competent authority that aligned Switzerland with EU Russia sanctions including price cap.

T

Tanker Tracker: A common term for commercial AIS-and-cargo analytics providers; TankerTrackers.com is the leading example named in Iran sanctions reporting.
Tanzania Zanzibar Flag (ZSC): A registry repeatedly cited in dark-fleet and port-state-control reporting for substandard tonnage.
Targeted Financial Sanctions: FATF terminology for asset freezes and prohibitions on financial services to designated persons.
Tier 1 Service Provider: A trader or broker with direct visibility to the per-barrel transaction price for Russian oil.
Tier 2 Service Provider: A shipowner, ship manager, financial services firm, or customs broker without direct price visibility.
Tier 3 Service Provider: An insurer, P&I club, flag registry, or class society relying on attestation chains; required to retain itemized price information from October 12 2023.
Track Discontinuity: An AIS analytics term for an unexplained gap in a vessel's track, a key dark-activity indicator.
Trading with the Enemy Act (TWEA): A 1917 U.S. statute that remains a legal basis for the Cuba embargo and underpins parts of OFAC's framework.
Transit Ban (EU): A prohibition under successive packages on the transit through Russia of certain dual-use and advanced-technology goods, with maritime cargo screening implications.
Treasury Determination: A formal pricing or scope decision by the U.S. Treasury under an EO, used to set and update the price-cap levels.
Trusted Trader: A status conferred under EU and UK voluntary attestation schemes for price-cap compliance.

U

U.S. Person: Any U.S. citizen, lawful permanent resident, entity organized under U.S. law (including foreign branches), or any person in the United States.
UK Consolidated List: The OFSI master list of designated persons under all UK sanctions regimes.
UK Maritime Services Ban: The UK equivalent to EU Article 3n, prohibiting maritime services for Russian oil above the price cap.
UK Russia Regulations (2019, as amended): The legal instrument carrying UK Russia sanctions, amended dozens of times since 2022.
UN Sanctions Committee (1267, 1718, 2231): UNSC subsidiary bodies administering Al-Qaeda/ISIL, DPRK, and Iran sanctions respectively, all with maritime implications.
UNSCR 1718 (2006): The UN Security Council resolution establishing DPRK sanctions, expanded by successive resolutions.
UNSCR 2270 (2016): The DPRK resolution introducing the cargo-inspection requirement on all goods to and from North Korea.
UNSCR 2321 (2016): The DPRK resolution expanding the coal cap and adding shipping designations.
UNSCR 2371 (2017): The DPRK resolution banning all coal, iron, lead, and seafood exports and capping numbers of DPRK workers abroad.
UNSCR 2375 (2017): The DPRK resolution capping refined-petroleum imports at 500,000 barrels per year and authorizing inspection of suspect vessels.
UNSCR 2397 (2017): The DPRK resolution capping crude imports at 4 million barrels per year and tightening shipping prohibitions, with vessel-listing annexes.
Updated Advisory (October 12 2023): The Coalition's revised price-cap guidance tightening attestations and adding red-flag indicators for service providers.

V

Venezuela General License 41: An OFAC license issued November 26 2022 authorizing Chevron to resume certain operations in Venezuela.
Vessel Designation (SDN): The inclusion of a specific ship with name and IMO number on the SDN List, common in Iran and Venezuela cases and increasingly in Russia.
Vessel of Concern: A maritime industry shorthand for a ship under sanctions screening alert pending further investigation.
VesselsValue: Vessel valuation and data provider widely used by lenders and owners.
VHF Data Exchange System (VDES): The successor to AIS, introducing IP-based payloads and explicit security provisions in ITU-R M.2092.
Voluntary Self-Disclosure (VSD): A submission to OFAC of an apparent violation, which may significantly reduce civil monetary penalties.
Vortexa: London-based commodity intelligence firm founded in 2016 specializing in oil and gas flow analytics from AIS.

W

Wind-Down License: An OFAC general license authorizing the orderly conclusion of pre-existing contracts after new designations.
Windward: Toward the wind.
WMD Trade Control Regulation: U.S. regulations under EO 13382 used to designate Iranian and DPRK shipping firms linked to proliferation.
Worldwide Threat Assessment (ODNI): A U.S. intelligence community publication that has discussed dark-fleet evolution since 2022.

X

XBRL Tagging (Sanctions Disclosure): A reporting modality used by some EU member states for sanctions-related corporate disclosures.

Y

Yard Maintenance (Sanctions Exposure): Drydocking of dark-fleet tonnage at non-IACS yards, raising classification and pollution-prevention concerns.
Yellow-Flag Alert: An industry shorthand for an interim sanctions screening hit pending full investigation, not a formal regulatory category.

Z

Zaporizhzhia Region (Sanctions): A non-government-controlled region of Ukraine subject to U.S. and EU embargo-style measures equivalent to those for Donetsk and Luhansk.
Zero-Tolerance Clause: A contractual provision used by some traders to disqualify counterparties with any sanctions touch-point, more stringent than risk-based screening.
Zone Status (FTZ and Sanctions): Free trade zones in jurisdictions including the UAE and Turkey have been highlighted in sanctions advisories as conduits for evasion.