OFSI sanctions listing
Muhammad AL-DAYF
Muhammad AL-DAYF is an individual designated on the HM Treasury — Office of Financial Sanctions Implementation (OFSI) (OFSI) sanctions list under the Counter-Terrorism (International) programme, listed on 14/11/2023. Leader of the Izz al-Din al-Qassam Brigades. This page summarises the public designation — known aliases, Palestinian nationality, identifying particulars, the stated reason for listing and linked parties — alongside an independent, transparent risk indicator.
Reason for listing
(UK Sanctions List Ref):CTI0048. (UK Statement of Reasons):Muhammad DEIF is an involved person within the meaning of the Counter-Terrorism (International Sanctions) (EU Exit) Regulations 2019 on the basis of the following grounds: (1) Muhammad DEIF is a member of or associated with Hamas, an entity which is and/or has been involved in terrorist activity; (2) Muhammad DEIF is and/or has been involved in terrorist activity, namely being responsible for, engaging in, or providing support for, the commission, preparation or instigation of acts of terrorism. (Gender):Male
Statement of reasons as published by UK OFSI. This is the issuing authority's wording, reproduced for reference.
Designation record
| List / authority | UK OFSI (OFSI) — Counter-Terrorism (International) |
|---|---|
| Entity type | Person |
| Programmes / regime | Counter-Terrorism (International) |
| Date listed | 14/11/2023 |
| Source record ID | ofsi:16183 |
| Last updated (our copy) | 2026-06-04 |
Identity & particulars
| Position / role | Leader of the Izz al-Din al-Qassam Brigades |
|---|---|
| Date of birth | 00/00/1965 |
| Place of birth | Khan Younis, Gaza, Occupied Palestinian Territories |
| Nationality / country | PalestinianOccupied Palestinian TerritoriesGaza |
| Address(es) | Occupied Palestinian Territories Gaza |
Deep-research dossier
Not yet deep-researched
The instant review above is drawn from the public lists. A deep-research dossier goes much further — an analyst-grade OSINT report: associate & co-investment network screening, structural / ownership opacity, a dated risk trajectory, an 8-factor scoring model, and numbered, source-linked evidence. See the format in the design system.
Clarifications & right of reply
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Source & provenance
| Issuing authority | HM Treasury — Office of Financial Sanctions Implementation (OFSI) |
|---|---|
| Source identifier | ofsi:16183 |
| Aggregated by | Sanctiometer (independent) — verify against the issuing authority's official list before acting. |