Interpol Diffusion & Wanted Person Diffusion | Red Diffusion Interpol Explained
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Interpol Diffusion

Interpol diffusions are one of the fastest and most effective tools for international police cooperation. Unlike the well-known Red Notices, such requests are distributed directly between states and can be issued without wide publicity. A person often learns about the existence of a diffusion only when denied entry, detained at the border, or faced with blocked banking operations. At the same time, the procedure for issuing and the content of the request do not always comply with Interpol’s requirements and international law. Errors, abuses, and politically motivated requests in this area occur much more frequently than is commonly believed.
Our legal team specializes in cases related to Interpol diffusions and other forms of international search. We conduct a comprehensive check of the client’s status in Interpol databases, analyze the legality of the request, identify procedural violations, and prepare legal positions for its appeal and removal.

Contact our Lawyers in the UAE!

What is Interpol Wanted Person Diffusion?

Interpol Wanted Person Diffusion is a form of operational request in the Interpol system, through which one state addresses other countries to establish the whereabouts of a specific person, obtain information about them, or take temporary measures within the framework of national legislation. Unlike notices, diffusion represents an informal and expedited channel of interstate police interaction, used without prior formalization.

Diffusion does not have the legal force of an international arrest warrant and is not equivalent to a court decision. It is sent directly through Interpol’s secure system between national law enforcement agencies and is applied within the framework of the Statute and Rules on Data Processing. The General Secretariat does not conduct a preliminary legal review of each such request, which distinguishes diffusions from formalized notices.

The main function of diffusion is to respond promptly when the requesting state needs to quickly notify other countries about the search for a person or criminal prosecution. Diffusions are used for:

  • Establishing the whereabouts of the wanted person;
  • A request for temporary detention within the framework of the national legislation of the recipient country;
  • Obtaining information about movements, citizenship, or documents;
  • Initiation of further extradition or procedural actions.

The content of diffusion is formed by the requesting party and can vary significantly in volume. As a rule, it includes:

  1. Personal data of the individual (full name, date and place of birth, citizenship);
  2. Description of appearance and distinguishing features;
  3. Information about a criminal case or alleged crime;
  4. Data on the national arrest warrant (if available);
  5. Formulation of a request to other states;
  6. Contacts of the competent authority.

A fundamental feature is that diffusions are not publicly accessible. They are not published on the official Interpol website, do not appear in open databases, and are not automatically disclosed to the individual. Information about such a request is available only to law enforcement agencies of recipient countries through a closed communication system.

Types of Interpol Notices

Interpol uses a system of color-coded notices for standardized information exchange between law enforcement agencies of different countries. Each color represents a specific legal purpose of the request and the nature of international cooperation:

Red Notice

Used for the search of a person with the purpose of temporary detention and subsequent extradition or a similar legal procedure.

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Blue Notice

Issued to identify a person, determine their whereabouts, or obtain additional information about a person of interest in an investigation.

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Green Notice

Warns other countries about an individual who has previously committed crimes and may pose a potential threat.

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Yellow Notice

Used for the search of missing persons, including minors, or to establish the identity of unknown individuals.

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Black Notice

Used to obtain information about unidentified bodies.

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Purple Notice

It is used for the exchange of information about methods of committing crimes, objects used, technical means, and schemes.

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Orange Notice

Warns of potential threats to public safety, including dangerous items, substances, or methods of their use.

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Silver Notice

Intended for the exchange of information about individuals of interest to national law enforcement agencies for administrative or migration purposes.

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UN Security Council Special Notice

Related to individuals and organizations subject to UN Security Council sanctions regimes.

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The difference between Diffusion and Red Notice

In international search practice, two Interpol tools are most commonly used — Red Notice and Diffusion. Both mechanisms are applied for locating individuals and can lead to detention; however, their legal nature, processing procedure, and level of control differ significantly.

CriterionRed NoticeDiffusion
Legal natureFormalized notification of InterpolInformal operational request between countries
Who initiatesThe National Bureau of Interpol through the General SecretariatThe National Bureau of Interpol directly to other states
Preliminary check by InterpolYes, a legal check for compliance with Interpol rules is conducted.No mandatory preliminary verification
Speed of propagationRelatively slow (requires review)Very high, can spread within hours
PublicitySometimes published on the Interpol websiteNever published in open access
Awareness of the wanted personIn certain cases, it is possible to find out in advance.It usually becomes known only during detention or inspection.
Risk of abuseBelow due to preliminary controlHigher due to the lack of primary filtration
Possibility of detentionYesYes
Extradition consequencesPossiblePossible
Practical effectInternational searchInternational search

Despite its less formalized nature, diffusion poses a greater danger to an individual, as it is used without public notification, applied significantly faster, and can be directed with a limited evidentiary basis. At the same time, for border and law enforcement agencies in most countries, the consequences of diffusion and a Red Notice are practically identical: both tools can serve as grounds for detention and the initiation of extradition procedures.

Risks for UAE residents

The status of a UAE resident does not protect against the consequences of an international search, diffusions, or Interpol notices. On the contrary, strict compliance rules, a developed banking system, and active cooperation with foreign authorities make the Emirates a jurisdiction with a high level of practical law enforcement. For foreigners, such requests often entail not only criminal-legal but also serious migration and financial consequences.

Banks in the UAE operate under strict AML/CTF control and automatically respond to mentions of being wanted or Interpol requests. Diffusion or Red Notice can lead to account freezes, suspension of operations, and refusal of transfers even without a local court decision. Unblocking usually requires official clarifications and can take a long time.

Information about international search can enter migration systems through Interpol or directly from foreign authorities. This often leads to visa extension refusals, cancellation of Emirates ID, or the inability to change visa status. Loss of documents essentially means the risk of being forced to leave the country.

Active diffusion or Red Notice can serve as grounds for temporary detention in the UAE. After this, the issue of extradition is considered by the court based on international treaties. Although extradition is not automatic, the procedure is often accompanied by detention and serious restrictions on freedom.

In addition to measures from banks and migration authorities, residents often face service refusals, contract terminations, difficulties in business registration, and increased regulatory oversight. Collectively, this can paralyze entrepreneurial activity and make further residence in the UAE extremely challenging.

How to find out about the presence of Diffusion?

Diffusion is transmitted directly between law enforcement agencies through Interpol’s secure system and does not involve notifying the wanted person. Therefore, a person usually learns about its existence only during detention, crossing the border, a bank check, or interaction with migration authorities.

The fact of the presence of information about a person in the Interpol system can only be established through an appeal to the Commission for the Control of Interpol’s Files. CCF is authorized to:

  • Confirm the presence or absence of information about a person in Interpol databases;
  • Evaluate the legality of personal data processing;
  • Consider requests for the removal or correction of information.

The procedure is carried out in written form and takes several months.

Despite the formal availability of the procedure, applying to the CCF without legal training may entail additional risks:

  • Disclosure of the actual location and current contact details;
  • Confirmation that the person is active and available for procedural actions;
  • Errors in wording that complicate further appeals;
  • The absence of a coordinated defense strategy when confirming the search.

In some cases, a careless request can accelerate the actions of the law enforcement agencies of the initiating country.

The role of a lawyer

Anatoly Yarovoy specializes in cases related to international search, diffusions, and Interpol notices, including instances involving UAE residents. In his practice, he uses the preventive request mechanism in the CCF Commission, which allows verifying the presence of information about a client without directly disclosing their actual location and without provoking law enforcement agencies. This approach reduces the risk of sudden arrests, account freezes, and visa status issues.

In addition to checking the status, Anatoliy Yarovyi analyzes the legality of the request, identifies violations of Interpol rules, and prepares a legal position for possible appeals or data removal. He also coordinates client protection in interactions with banks, migration authorities, and, if necessary, with the National Central Bureau of Interpol in the UAE. Under conditions of high compliance pressure and active international cooperation, such professional legal support allows minimizing risks and maintaining control over the situation.

Procedure for removal

Stage 1. Initial check for the presence of diffusion and information gathering

The procedure begins with establishing the fact of the existence of diffusion and determining its content. Since such requests are not public, information can be obtained through an official request to the CCF or through indirect signs. At this stage, it is also analyzed which state initiated the request and what charges are indicated in the materials.

Stage 2. Legal analysis for compliance with the Constitution of Interpol

The key stage is to verify whether the diffusion complies with the provisions of the Interpol Constitution and the organization’s Rules on the Processing of Data. Identified violations form the basis for a subsequent request for data deletion.

Stage 3. Formation of the legal strategy

After analyzing the materials, a defense strategy is developed taking into account the jurisdiction of the UAE and the country initiating the request. The objectives of the procedure are determined: complete removal of diffusion, limitation of its effect, or correction of inaccurate data. Associated risks and the necessity of parallel actions in national authorities are also assessed.

Stage 4. Preparation and submission of a request for removal

The main procedural step is the submission of an official deletion request to the CCF Commission. The request is submitted in written form and must include a legal justification for violations of Interpol’s rules, references to the norms of Interpol’s Constitution and internal regulations, as well as arguments regarding the disproportionality or illegality of data processing. Incompleteness or inaccuracies in wording can significantly reduce the chances of success.

Stage 5. Consideration of the CCF case and interaction with Interpol

CCF requests explanations from the state that initiated the diffusion and conducts an independent legal assessment. The procedure can take from several months to a year, depending on the complexity of the case and the activity of the parties. In certain cases, the commission requests additional documents or clarifications.

Stage 6. Implementation of the solution and consequences for status in the UAE

In case the request is satisfied, the diffusion is removed from Interpol’s information systems, and corresponding notifications are sent to the national bureau. This allows initiating the unblocking of bank accounts, restoration of visa status, and elimination of restrictions that arose in the UAE. If removal is denied, it is possible to submit additional materials or adjust the defense strategy.

Grounds for removal

The deletion of Interpol diffusion is possible in the presence of violations of the Interpol Constitution and Data Processing Rules. The CCF Commission reviews such cases individually, assessing the legality, proportionality, and objectives of the international request. The most common grounds for deletion are as follows:

  • Political, military, religious, or racial nature of the case. Requests violating Article 3 of the Interpol Constitution are subject to mandatory deletion.
  • The absence of an active criminal proceeding or court decision. If the request is based on unproven accusations or outdated procedural data.
  • Violation of the principle of proportionality. When the measure of international search is disproportionate to the severity of the alleged offense.
  • Inaccuracy or incompleteness of information. Errors in personal data, distorted facts, lack of supporting documents.
  • Expiration of the statute of limitations for criminal prosecution. In case of the loss of legal grounds for further search.
  • Violation of fundamental human rights. Risk of torture, unfair trial, or persecution in the initiating country.
  • Abuse of the Interpol procedure. Use of diffusion for pressure in civil, commercial, or family disputes.
  • Violation of Interpol’s internal rules when issuing a diffusion. Non-compliance with procedural requirements and data processing standards.

Why choose us

Our team has been assisting clients for many years in procedures of verification, appeal, and removal of diffusions and Interpol notices. We have practical experience in interacting with the CCF, including the preparation of preventive requests and deletion requests, taking into account the current practices of the commission and the requirements for the evidence base.

Particular attention is paid to the protection of clients residing or conducting business in the UAE, where international Interpol requests are quickly integrated into banking and migration systems. We take into account the specifics of the work of local banks, migration authorities, and the National Central Bureau of Interpol in the Emirates.

Anatoliy Yarovyi personally oversees the development of a defense strategy for each case related to Interpol diffusions. His practice includes analyzing the compliance of requests with the Interpol Constitution, assessing extradition risks, and building a comprehensive legal position for the CCF and national authorities. This approach allows not only achieving the removal of unlawful data but also minimizing the accompanying financial and migration consequences for the client.

Faced with the risk of extradition?

The risk of extradition can arise suddenly: when crossing the border, renewing a visa, during a bank check, or after the issuance of a diffusion or an Interpol Red Notice. It is important to understand that extradition is not an automatic procedure; however, without timely legal protection, it can be carried out in a short time and with serious consequences for the individual and their family.

Our legal team provides comprehensive assistance in cases related to extradition and international search: from urgent legal assessment of the situation to developing a defense strategy in national courts and interacting with Interpol. If you are facing the threat of extradition or suspect the existence of an international request, contact us as soon as possible – this will allow you to protect your rights and maintain control over the situation.

Dmytro Konovalenko
Senior Partner, Attorney-at-law, admitted to the Bar (Certificate to practice Law #001156)
Dmytro Konovalenko is member of the International Association of Lawyers. He specialises in cases related to Interpol and successfully successfully challenged Red Notices, extradition requests, and implemented preventive measures for clients from Europe, Asia, the Far East.

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