Who owns Chon Ma San?

The sanctions listing names Korea Achim Shipping Co as owner/operator. Ownership stated at designation may have changed since.

What flag does Chon Ma San fly?

North Korea at the time of listing. Sanctioned vessels are frequently reflagged.

VesselSanctions-listedNorth Korea-linked sanctioned vesselsIMO 8660313

Chon Ma San

Also listed as / former names: Go Mal San 4

Oil tanker
Flag: North Korea
First dated designation: 2018-03-30
Listed by OFAC SDN (US), UK Sanctions List, SECO (Switzerland)
0 list events tracked

Is Chon Ma San sanctioned?

Yes. Chon Ma San (IMO 8660313) is currently designated on OFAC SDN (US), SECO (Switzerland), UK Sanctions List under DPRK4, Democratic People's Republic of Korea (Sanctions) (EU Exit) Regulations 2019, North Korea. The earliest dated designation we hold is 2018-03-30. It has also been listed under the name Go Mal San 4.

Vessel particulars (as published on sanctions lists)

IMO number

8660313

Source

Verified: copied from a structured field of an authoritative source

Source: Swiss SECO Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<target ssid="38853"><sanctions-set-id>34422</sanctions-set-id><object object-type="vessel"><identity ssid="38854" main="true"><name ssid="38855" name-type="primary-name" quality="good" lang="eng"><name-part order="1" name-part-type="whole-name"><value>Chon Ma San</value></name-part></name></identity><other-information ssid="38856">IMO number: 8660313</other-information></object><modification modification-type="listed" enactment-date="2018-04-03" publication-date="2018-04-03" effective-date="2018-03-30"/></target>

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<IMONumber>8660313</IMONumber>

+1 more

MMSI

Not available

Call sign

Not available

Vessel type

Oil tanker

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<TypeOfShip>Oil tanker</TypeOfShip>

Flag

North Korea

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<CurrentBelievedFlagOfShip>North Korea</CurrentBelievedFlagOfShip>

Source

Verified: copied from a structured field of an authoritative source

Source: OFAC Specially Designated Nationals (SDN) List
Retrieved: 2026-09-30
Extractor: sanctions-group/1

Raw evidence

<vesselFlag>Democratic People's Republic of Korea</vesselFlag>

Tonnage

2,808 GRT

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<TonnageOfShip>2808</TonnageOfShip>

Year built

2005

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<YearBuilt>2005</YearBuilt>

Listed owner / operator

Korea Achim Shipping Co

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<OtherInformation>Pursuant to paragraph 6 of Security Council Resolution 2371 (2017), paragraph 6 of Security Council Resolution 2375 (2017)and paragraph 12 of Security Council resolution 2321 (2016). DPRK vessel M/V CHON MA SAN was involved in ship-to-ship transfer operations for oil in mid-November 2017. Listed as asset of Korea Achim Shipping Co (OFSI ID: 13632, UN Reference Number: UN Ref KPe.061)</OtherInformation>

Other / former names

Go Mal San 4

Particulars are as stated by the listing authorities and may be outdated; vessels are frequently renamed and reflagged.

Sanctions listings (3)

Consolidated entry →

OFAC SDN (US)Active listingID 23729

Source

Verified: copied from a structured field of an authoritative source

Source: OFAC SDN (US)
Retrieved: 2026-09-30
Extractor: ofac-xml-parser

Raw evidence

<sdnEntry>
    <uid>23729</uid>
    <lastName>CHON MA SAN</lastName>
    <sdnType>Vessel</sdnType>
    <remarks>(Linked To: KOREA ACHIM SHIPPING CO)</remarks>
    <programList>
      <program>DPRK4</program>
    </programList>
    <idList>
      <id>
        <uid>15208</uid>
        <idType>Vessel Registration Identification</idType>
        <idNumber>IMO 8660313</idNumber>
      </id>
      <id>
        <uid>127379</uid>
        <idType>Secondary sanctions risk:</idType>
        <idNumber>North Korea Sanctions Regulations, sections 510.201 and 510.210</idNumber>
      </id>
      <id>
        <uid>135121</uid>
        <idType>Transactions Prohibited For Persons Owned or Controlled By U.S. Financial Institutions:</idType>
        <idNumber>North Korea Sanctions Regulations section 510.214</idNumber>
      </id>
    </idList>
    <vesselInfo>
      <vesselFlag>Democratic People's Republic of Korea</vesselFlag>
    </vesselInfo>
  </sdnEntry>

Name on list: CHON MA SAN
Programmes / regimes: DPRK4
Identifiers: IMO: 8660313
Linked to (per list): KOREA ACHIM SHIPPING CO
Remarks: (Linked To: KOREA ACHIM SHIPPING CO)

SECO (Switzerland)Active listingID 38853

Source

Verified: copied from a structured field of an authoritative source

Source: SECO (Switzerland)
Retrieved: 2026-09-29
Source date: 2018-04-03
Extractor: seco-xml-parser

Raw evidence

<target ssid="38853"><sanctions-set-id>34422</sanctions-set-id><object object-type="vessel"><identity ssid="38854" main="true"><name ssid="38855" name-type="primary-name" quality="good" lang="eng"><name-part order="1" name-part-type="whole-name"><value>Chon Ma San</value></name-part></name></identity><other-information ssid="38856">IMO number: 8660313</other-information></object><modification modification-type="listed" enactment-date="2018-04-03" publication-date="2018-04-03" effective-date="2018-03-30"/></target>

Name on list: Chon Ma San
Programmes / regimes: North Korea
Listed on: 2018-03-30
Last updated: 2018-04-03
Identifiers: IMO: 8660313
Remarks: IMO number: 8660313

UK Sanctions ListActive listingID DPR0105

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2021-12-18
Extractor: uk-xml-parser

Raw evidence

<Designation>
    <LastUpdated>18/12/2021</LastUpdated>
    <DateDesignated>30/03/2018</DateDesignated>
    <UniqueID>DPR0105</UniqueID>
    <OFSIGroupID>13656</OFSIGroupID>
    <Names>
      <Name>
        <Name6>Chon Ma San</Name6>
        <NameType>Primary name</NameType>
      </Name>
      <Name>
        <Name6>Go Mal San 4</Name6>
        <NameType>Alias</NameType>
      </Name>
    </Names>
    <RegimeName>The Democratic People's Republic of Korea (Sanctions) (EU Exit) Regulations 2019</RegimeName>
    <IndividualEntityShip>Ship</IndividualEntityShip>
    <DesignationSource>UN</DesignationSource>
    <SanctionsImposed>Asset freeze|Prohibition of port entry</SanctionsImposed>
    <SanctionsImposedIndicators>
      <AssetFreeze>true</AssetFreeze>
      <ArmsEmbargo>false</ArmsEmbargo>
      <TargetedArmsEmbargo>false</TargetedArmsEmbargo>
      <CharteringOfShips>false</CharteringOfShips>
      <ClosureOfRepresentativeOffices>false</ClosureOfRepresentativeOffices>
      <CrewServicingOfShipsAndAircraft>false</CrewServicingOfShipsAndAircraft>
      <Deflag>false</Deflag>
      <PreventionOfBusinessArrangements>false</PreventionOfBusinessArrangements>
      <ProhibitionOfPortEntry>true</ProhibitionOfPortEntry>
      <TravelBan>false</TravelBan>
      <PreventionOfCharteringOfShips>false</PreventionOfCharteringOfShips>
      <PreventionOfCharteringOfShipsAndAircraft>false</PreventionOfCharteringOfShipsAndAircraft>
      <TechnicalAssistanceRelatedToAircraft>false</TechnicalAssistanceRelatedToAircraft>
      <TrustServicesSanctions>false</TrustServicesSanctions>
      <DirectorDisqualificationSanction>false</DirectorDisqualificationSanction>
    </SanctionsImposedIndicators>
    <OtherInformation>Pursuant to paragraph 6 of Security Council Resolution 2371 (2017), paragraph 6 of Security Council Resolution 2375 (2017)and paragraph 12 of Security Council resolution 2321 (2016). DPRK vessel M/V CHON MA SAN was involved in ship-to-ship transfer operations for oil in mid-November 2017. Listed as asset of Korea Achim Shipping Co (OFSI ID: 13632, UN Reference Number: UN Ref KPe.061)</OtherInformation>
    <UKStatementofReasons>
</UKStatementofReasons>
    <ShipDetails>
      <Ship>
        <IMONumbers>
          <IMONumber>8660313</IMONumber>
        </IMONumbers>
        <CurrentOwnerOperators>
          <CurrentOwnerOperator>Korea Achim Shipping Co</CurrentOwnerOperator>
        </CurrentOwnerOperators>
        <CurrentBelievedFlagOfShips>
          <CurrentBelievedFlagOfShip>North Korea</CurrentBelievedFlagOfShip>
        </CurrentBelievedFlagOfShips>
        <TypeOfShipDetails>
          <TypeOfShip>Oil tanker</TypeOfShip>
        </TypeOfShipDetails>
        <TonnageOfShipDetails>
          <TonnageOfShip>2808</TonnageOfShip>
        </TonnageOfShipDetails>
        <LengthOfShipDetails>
          <LengthOfShip>83</LengthOfShip>
        </LengthOfShipDetails>
        <YearsBuilt>
          <YearBuilt>2005</YearBuilt>
        </YearsBuilt>
      </Ship>
    </ShipDetails>
  </Designation>

Name on list: Chon Ma San
Programmes / regimes: Democratic People's Republic of Korea (Sanctions) (EU Exit) Regulations 2019
Listed on: 2018-03-30
Last updated: 2021-12-18
Aliases: Go Mal San 4
Identifiers: IMO: 8660313
OFSI group ID: 13656
Remarks: Pursuant to paragraph 6 of Security Council Resolution 2371 (2017), paragraph 6 of Security Council Resolution 2375 (2017)and paragraph 12 of Security Council resolution 2321 (2016). DPRK vessel M/V CHON MA SAN was involved in ship-to-ship transfer operations for oil in mid-November 2017. Listed as asset of Korea Achim Shipping Co (OFSI ID: 13632, UN Reference Number: UN Ref KPe.061) Sanctions imposed: Asset freeze|Prohibition of port entry

Linked parties (1)

Listed owner / operator (1)

Korea Achim Shipping CoSanctions-listed party · ofac, uk, eu, un, seco

Source

Verified: copied from a structured field of an authoritative source

Source: UK Sanctions List
Retrieved: 2026-09-29
Source date: 2018-03-30
Extractor: sanctions-group/1

Raw evidence

<OtherInformation>Pursuant to paragraph 6 of Security Council Resolution 2371 (2017), paragraph 6 of Security Council Resolution 2375 (2017)and paragraph 12 of Security Council resolution 2321 (2016). DPRK vessel M/V CHON MA SAN was involved in ship-to-ship transfer operations for oil in mid-November 2017. Listed as asset of Korea Achim Shipping Co (OFSI ID: 13632, UN Reference Number: UN Ref KPe.061)</OtherInformation>

Timeline

No list changes detected since monitoring began.

Inclusion on a sanctions list is an administrative designation by the listing authority. Vessel particulars, names and ownership may have changed since designation. This page is informational and not a legal or compliance determination.