謙聖國際法律事務所

1. How Immigration Detention and Deportation Work in Taiwan

1.1 Administrative Detention Versus Deportation

Taiwan's National Immigration Agency may order certain foreign nationals to leave the country or carry out compulsory removal when the applicable legal requirements are satisfied.

Common immigration violations include overstaying a visa, remaining without valid residence authorization, and engaging in unauthorized employment. However, a deportation or compulsory removal decision does not automatically authorize detention in every case. Administrative immigration detention is a separate measure that restricts personal liberty to facilitate removal when legally recognized grounds exist, such as a risk of absconding or circumstances that obstruct departure.

➠Because detention seriously interferes with personal freedom, it must comply with statutory requirements, procedural safeguards, and the principle of proportionality.

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1.2 Legal Detention Limits for Foreign Nationals and Mainland Chinese Residents

Under Taiwan's Immigration Act, the detention framework for foreign nationals generally includes an initial detention period of up to 15 days, followed by court-authorized extensions where the statutory conditions are satisfied. The relevant periods may total up to 100 days: an initial 15 days, a further 45 days, and an additional 40 days.

These extensions are not automatic. The authorities must follow the applicable procedures and establish the legal grounds for continued detention.

People from Mainland China are subject to a separate statutory framework under the Act Governing Relations between the People of the Taiwan Area and the Mainland Area, which includes different detention rules and time limits that may reach 150 days in applicable circumstances. The precise detention limit depends on the person's legal status, the governing statutory provision, and any relevant special rules.

 

2. Why Identity Verification and Travel Documents Delay Deportation

2.1 Missing Passports and Unverified Nationality

One of the most common reasons deportation cannot be completed is the inability to establish a person's identity or nationality.

Some individuals enter or remain in Taiwan without valid travel documents. Others may have lost their passports, provided inconsistent identifying information, or intentionally concealed their nationality.Before arranging compulsory removal, immigration authorities generally need to establish the person's identity and determine whether the destination country will admit them.

🚨Without reliable identity documentation, removal may become difficult even when a valid departure or deportation decision exists.

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2.2 Delays in Issuing Emergency Travel Documents

When a person lacks a valid passport, the authorities may need assistance from the relevant foreign representative office or other authorized channels to obtain replacement documents or emergency travel authorization. These procedures may involve identity checks, nationality verification, document reviews, and coordination with overseas authorities. Some countries take considerable time to issue replacement documents or may decline to confirm nationality without sufficient evidence.

➠Consequently, the legal detention period may expire before the documents required for deportation become available.

 

3. How Criminal Proceedings and Legal Appeals Affect Deportation

3.1 Pending Criminal Investigations and Court Proceedings

Foreign nationals subject to removal may also be involved in criminal investigations, prosecutions, or sentence enforcement in Taiwan.Examples include fraud, drug offenses, money laundering, and other criminal allegations. Depending on the applicable laws and procedural requirements, unresolved criminal matters may affect when removal can be carried out.

However, involvement in a criminal case does not automatically prevent deportation in every situation. The authorities must examine whether criminal proceedings, judicial orders, or other legal requirements actually restrict departure.

➠Criminal detention and administrative immigration detention are also distinct legal measures, each requiring its own statutory justification.

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3.2 Administrative Appeals, Habeas Corpus, and Removal Challenges

Individuals may challenge immigration decisions through available administrative or judicial procedures.

Depending on the circumstances, these may include administrative litigation, applications for judicial review of detention, or remedies under Taiwan's Habeas Corpus Act.

A person may also raise concerns about the legality of a compulsory removal decision or the risks associated with returning to a particular country. Importantly, filing an appeal does not necessarily suspend deportation automatically. A suspension of enforcement may require a specific legal basis, judicial order, or decision by the competent authority.

⚠️Where enforcement is lawfully suspended, the resulting delay may prevent deportation from being completed within the detention period.

 

4. Humanitarian Protection and the Principle of Non-Refoulement

4.1 Medical Conditions, Pregnancy, and Travel Restrictions

Humanitarian circumstances may temporarily prevent immigration authorities from carrying out removal.

For example, a person may require urgent medical treatment, suffer from a serious illness, or be medically unfit to travel. Pregnancy or other physical conditions may also require an individualized medical assessment before transportation can proceed.

These circumstances do not necessarily cancel a deportation decision. Instead, they may justify postponing enforcement until removal can be conducted safely and lawfully. The authorities must consider applicable legal protections, medical evidence, and the individual's circumstances.

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4.2 Persecution, Torture, and Human Rights Risks

The principle of non-refoulement is an important protection under international human rights and refugee law. It generally prohibits returning a person to a country where the relevant legal standards establish a serious risk of prohibited harm, particularly torture or persecution. In Taiwan, the legal assessment must account for domestic law, applicable human rights protections, and the specific facts of the case.

Taiwan does not currently have a comprehensive refugee statute equivalent to the asylum systems operating in some other jurisdictions. Therefore, claims involving persecution or humanitarian protection require careful examination of the available domestic legal mechanisms.

A general assertion of political instability or conflict does not automatically establish a legal prohibition against removal. The nature and severity of the risk, supporting evidence, and applicable protections must be assessed individually.

 

5. Transportation and Financial Obstacles to Deportation

5.1 Deportation Costs and Financial Assistance

Deportation may be delayed when the person concerned cannot afford transportation costs or when payment arrangements remain unresolved.

Under the applicable legal framework, removal expenses may be allocated to the individual or other legally responsible parties, depending on the circumstances. If sufficient funds are unavailable, the authorities may need to arrange alternative payment or assistance through authorized channels.

⚠️Financial difficulties can complicate removal arrangements, but they do not independently justify detention beyond the applicable statutory limit.

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5.2 Flight Availability, Transit Visas, and Diplomatic Restrictions

International transportation can create additional obstacles. Some destinations have limited flight connections with Taiwan, requiring passengers to transit through another country. Transit restrictions, visa requirements, airline documentation policies, or diplomatic difficulties may prevent a proposed route from being used.In some cases, the destination country's admission requirements may also delay removal.

These logistical barriers can prolong deportation procedures even after the person's identity and immigration status have been established.

 

6. What Happens When Immigration Detention Reaches Its Legal Limit?

6.1 Release Requirements and Constitutional Protections

Taiwan's constitutional framework protects personal liberty against unlawful or disproportionate detention.

Judicial Yuan Interpretations No. 708 and No. 710 are particularly important in the development of constitutional safeguards concerning immigration detention. These interpretations emphasize that administrative detention is a serious restriction on liberty and must be subject to appropriate legal procedures and judicial protections.

Once the applicable statutory detention limit expires, the authorities cannot simply continue the same detention indefinitely because deportation has not been completed. Unless another independent and lawful basis for custody exists, the person must be released from that detention.

➠Release does not necessarily cancel the compulsory removal decision or grant the person lawful immigration status.

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6.2 Alternatives to Detention and Reporting Obligations

When detention is no longer legally available or is unnecessary, immigration authorities may use alternatives authorized by law.

Depending on the applicable statutory framework, these measures may include:

• Regular reporting to immigration authorities.

• Restrictions on residence or designated accommodation requirements.

• Financial guarantees or an approved guarantor.

• Other lawful conditions intended to ensure cooperation with removal procedures.

These measures allow the authorities to maintain appropriate supervision without continuing detention beyond its lawful duration.

⚠️Individuals released under alternative measures must comply with the conditions imposed. Failure to do so may have legal consequences, subject to the applicable requirements and detention limits.

 

7. Legal Rights and Remedies During Immigration Detention

7.1 Judicial Review and Challenges to Unlawful Detention

Individuals placed in immigration detention may have access to legal remedies challenging the grounds, duration, or procedures of their detention. Relevant issues may include whether detention was necessary, whether less restrictive measures were available, and whether statutory deadlines were observed.

Judicial review is particularly important when the authorities seek to extend detention or when the person disputes the legality of continued custody. Legal counsel may examine detention notices, court decisions, identity verification records, and evidence concerning the feasibility of deportation.

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7.2 Legal Assistance for Deportation and Detention Disputes

Immigration detention cases often involve overlapping administrative, constitutional, and procedural questions.Legal assistance may be important when an individual faces prolonged detention, unresolved travel documentation, compulsory removal, or restrictions imposed after release.

🧑🏻‍⚖️Chien Sheng International Law Firm can assist clients in evaluating applicable Taiwanese law, reviewing available evidence, and determining whether administrative or judicial remedies are appropriate.The legal strategy must reflect the person's nationality or legal status, detention history, removal decision, and the specific circumstances preventing departure.

 

8. Frequently Asked Questions

Under the general Immigration Act framework, detention may extend to a total of 100 days when the required conditions and court procedures are satisfied. Different rules may apply under special legislation.

No. Administrative immigration detention must comply with statutory time limits and constitutional protections. Deportation difficulties do not authorize indefinite detention.

No. Release from detention and cancellation of a removal decision are separate legal matters. The authorities may continue lawful deportation procedures after release.

Common reasons include missing travel documents, unresolved identity verification, legal proceedings, medical conditions, humanitarian concerns, and transportation difficulties.

Not automatically. Whether enforcement is suspended depends on the applicable law and whether a competent authority or court grants a suspension.

Non-refoulement is a legal principle protecting individuals against return to destinations where they face certain serious risks, such as torture or persecution, under the applicable legal standards.

The authorities may impose legally authorized alternatives to detention, such as reporting requirements, residence restrictions, or guarantees, while continuing the removal process.

Yes. Depending on the circumstances, judicial review and other legal remedies may be available to challenge unlawful detention or procedural violations.

 

9. Conclusion

Deportation in Taiwan is not always a straightforward administrative process. Even when a compulsory removal decision has been issued, practical and legal obstacles may prevent the authorities from carrying it out immediately. Missing passports, delayed identity verification, criminal proceedings, humanitarian risks, and transportation difficulties can all extend the time required to arrange departure.

However, the inability to complete deportation does not permit immigration authorities to disregard statutory detention limits. Taiwan's constitutional protections require administrative detention to remain lawful, necessary, proportionate, and subject to appropriate judicial safeguards. When the applicable detention limit expires, release and legally authorized alternatives may be required while the authorities continue the removal process.

 

🧑🏻‍⚖️Chien Sheng International Law Firm provides legal consultation concerning immigration-related disputes, administrative procedures, and the protection of individual rights under Taiwanese law.This article is intended for general legal education. Actual detention periods, available remedies, and deportation procedures depend on the applicable legislation and individual circumstances.

 

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