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법률칼럼Legal Insight2026. 05. 19

Drug possession as a foreigner and aftermath&How to deal with it

   
Even if a foreigner receives a sentence for drug possession charges, their immigration status may still be preserved depending on how they respond during the subsequent offender review process. The ability to remain in Korea is determined by how well the procedures—from the early stages of the case to immigration review—are prepared and handled. When a foreigner is involved in drug possession or use in Korea, the investigation procedures are applied the same as for Korean nationals. However, the real issue arises afterward. Regardless of the trial outcome, immigration authorities may take separate follow-up actions, making it risky to rely solely on the criminal verdict when planning a response.  

Contents

01. What punishment can a foreigner face for drug possession? 02. After criminal procedures, deportation measures are carried out separately. 03. How should one respond to such a case? 04. Why is the help of a legal representative necessary? 05. Final Words

01. What punishment can a foreigner face for drug possession?

The severity of punishment can vary depending on how the act is classified.   In South Korea, related crimes are categorized and handled according to legal standards, and different standards are not applied just because the person is a foreigner. There’s a clear difference in sentencing between simple drug use and importation with the intent to transport.   Use: Injecting or inhaling prohibited substances into the body.   Possession: Holding a certain quantity of drugs, regardless of intended use.   Punishment(Use or Possession): Up to 10 years of imprisonment or a fine of up to ₩100 million KRW In the case of foreigners possessing drugs, imprisonment is highly likely.   Transport or Importation: When drugs are brought into Korea from the home country or a third country. Punishment: Life imprisonment or imprisonment of at least 5 year
 
 

02. After the criminal procedure of drug possession, deportation measures are carried out separately.

Just because the trial is over doesn’t mean the person is free to remain in Korea. Even if a foreigner undergoes investigation and completes the trial for drug possession, immigration authorities handle the matter separately. In particular, if a certain sentence is imposed, immigration officials may issue a “deportation order” requiring the individual to leave the country. For foreigners who have family in Korea or require residency for reasons such as livelihood or medical treatment, how they respond to a deportation order becomes even more crucial.   Deportation Order: After a criminal conviction is finalized, foreigners are often required to leave Korea within a specified period. Failure to comply may result in temporary detention in a protection facility, followed by forced repatriation.   Restriction on Re-entry: After deportation, entry into Korea is restricted for a certain period, which may also affect the issuance of tourist or visitor visas.   Invalidation of Existing Visa: Regardless of the original visa type, once a deportation order is issued, it often becomes difficult to extend, change, or reapply for a visa.
 
 

03: How should I respond to drug possession cases?

The outcome can vary significantly depending on how the charges are approached—even if the accusations are the same.   When a foreign national is investigated for drug-related offenses in Korea, it's not enough to simply examine the statutory penalties. The way the actual incident is interpreted has a ripple effect on all following procedures.
  To respond effectively, one must pay close attention to:
  • Initial statements
  • Circumstances under which evidence was obtained
  • The investigative process itself
Since drug cases involving foreigners often involve multiple, overlapping procedures—from the criminal investigation to immigration consequences—it's wise to seek legal counsel to navigate each step without missing any critical details.   1. The outcome can vary significantly depending on how the act is classified. - If it's considered simple drug use, the punishment may be limited to a fine or short-term imprisonment. - However, if it's judged as importation or possession of a certain quantity, it can lead to long-term imprisonment.   2. Immigration-related responses must be planned separately. Since deportation orders, visa suspension, and other measures may proceed independently of criminal sentencing, a strategy that coordinates both immigration timelines and offender review preparation is essential.   3. The legality of the entire investigation process must be reviewed. Factors such as insufficient interpretation services, coerced statements, or issues in the handling of seized items can have a substantial impact on the outcome.
   

04. Why is the help of a legal representative necessary in drug possession cases?

There’s a major difference between responding with full understanding of the process and doing so without it.   When a foreigner is investigated for a drug-related incident in Korea, numerous procedures unfold over a short period of time—from initial statements and evidence inspections to charge classification and immigration measures.   If the situation isn’t properly assessed and organized in time, the case may develop in a way that doesn’t reflect the individual’s intentions. To establish a clear strategy and response plan that takes all aspects of the case into account, it’s highly recommended to seek assistance from a legal representative experienced in these matters.   1. Adjusting initial statements and organizing the facts is crucial. A legal representative can participate from the early stages of the investigation to advise against making unfavorable statements. If the charges are interpreted more severely than the actual facts, they can help reconstruct the context and present a counterargument.   2. It’s important to check for violations of legal procedures. If there are potential legal issues in the process of seizure or arrest, these can be raised with the investigative authorities. For foreigners, problems such as inadequate interpretation services or failure to inform them of their rights are common.   3. Immigration-related responses must be prepared in parallel. Separate from the criminal procedure, materials explaining the circumstances for offender review or deportation orders should be prepared in advance. Administrative measures such as adjusting the departure date or lifting entry bans may also need to be coordinated.  

Final Words

Foreign drug-related cases cannot be resolved solely through criminal judgment. Even after investigation and trial, immigration authorities often conduct separate evaluations, which can affect the foreigner’s ability to remain in Korea. Due to language barriers and institutional complexity, it is realistically difficult for foreigners to handle all procedures on their own. A strategic response plan tailored to each stage is necessary. Criminal and administrative procedures must be reviewed together to minimize disadvantages. Since the response strategy may vary depending on the nature of the case, one effective approach is to seek assistance from a legal representative with relevant experience to fully understand the entire process.
   
Foreign Specialized Support at Majung Foreigner Center Multilingual consultation available in English and Chinese. Professional interpreters assist from the first consultation to the conclusion of the case. Offices in Seoul, Daejeon, Busan, Daegu, and Gwangju Don’t face the legal system alone. Let Majung fight for you!
       

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