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Last update in 2024

HomeThailand visa servicesWork permit renewal

Learn more about Work Permit Renewal

Renewing your Work Permit in Thailand is a legal obligation for all foreign professionals who wish to continue working or conducting business activities in the country. Most foreigners are initially granted a one-year permit, which must be renewed before it expires to avoid fines, deportation, or work disruptions. The process for a Work Permit Renewal Thailand involves preparing accurate documentation from both the employer and employee, ensuring full compliance with Thai labor regulations. Applications must be submitted to the Department of Employment under the Ministry of Labor and reviewed against strict legal criteria. Since any error or delay may lead to the loss of legal status, expert support is essential. At Themis Partner, we provide tailored legal assistance throughout the process making your employment authorization renewal simple, fast, and fully compliant.

Table of contents


What is a Work Permit renewal in Thailand and why is it necessary?

A work permit renewal in Thailand allows a foreign national to continue working beyond the initial term of their current work permit. Without renewal, a foreigner must stop working immediately after the permit expires. Renewals are essential to avoid overstays or illegal work, both of which carry legal consequences. According to the Ministry of Labour in Thailand, foreign workers must possess a valid work permit at all times. Renewing this document maintains your lawful employment status in the country.

When should I start the work permit renewal process?

1. Ideal Timeline

You should begin the renewal process at least 30 days before the expiration of your current permit. This allows sufficient time for document collection, internal approvals, and submission to the Department of Employment.

2. Avoiding Penalties

Delaying the process can risk lapses in your legal working status. If the renewal is not completed before the expiry date, you may face overstay penalties and may need to leave the country.

What documents are required to renew a Work Permit in Thailand?

Renewing a work permit involves the preparation and submission of various documents by both the employer and employee.

1. Employee Documents:

➤ Valid passport with Non-Immigrant B Visa
➤ Original work permit
➤ Passport-size photos (taken within 6 months)
➤ Medical certificate (issued within 30 days, usually required, though some provinces may waive it depending on employer license check with your labor office).
➤ Completed renewal application form

2. Employer Documents:

➤ Company registration certificate and affidavit
➤ List of shareholders
➤ VAT registration and payment records
➤ Latest audited financial statements
➤ Employment contract

To be eligible for renewal, companies must meet specific capital or revenue thresholds. Typically, this means at least 2 million THB in registered capital per foreign employee, unless the company qualifies for exemptions such as BOI promotion. This is a critical requirement that many SMEs overlook and which can lead to rejection

Can I renew my Work Permit without leaving Thailand?

Yes, you can. If you hold a valid Non-Immigrant B Visa and meet all legal requirements, you can renew your Work Permit in Thailand without leaving the country. The application must be submitted to the Department of Employment in the province where your employer is registered. Your visa should ideally be valid for at least the full duration of your renewed work permit, as immigration authorities generally align visa validity with the permit period. Renewing locally helps you avoid unnecessary travel costs and ensures continuity in your legal work status. Just make sure your documents are complete and submitted on time any delay or missing information can hold up the process.

How long does the work permit renewal process take in Thailand?

1. Processing Time

Typically, the process takes 7–10 working days, depending on the completeness of the application and the workload of the Department of Employment. Delays may occur if documents are missing or if clarification is required. Early submission ensures you can address any unexpected issues without affecting your legal status.

2. Application Review

The Ministry of Labor will verify the company’s eligibility and ensure that the role is appropriate for a foreigner before granting the extension.

What are the steps involved in renewing a Work Permit?

The process follows several legal and administrative stages:

1. Document Preparation: Collect and verify all required employer and employee documents
2. Medical Check-Up: Obtain a medical certificate from an approved Thai clinic
3. Submission to the Labor Office: File the renewal application with the Ministry of Labor
4. Application Review: The officer reviews, verifies, and may ask for further information
5. Payment of Fees: Pay the work permit renewal fee (ranges from THB 750 to THB 3,000)
6. Permit Collection: Once approved, collect the renewed work permit from the labor office

Can I change employers during the renewal process?

If you’re considering changing employers during the Work Permit renewal process in Thailand, it’s important to understand that this situation requires a completely new application. A work permit is tied to a specific employer, job position, and location. Therefore, even if your current permit is valid or under renewal, you cannot simply transfer it to a new employer. Your existing work permit must first be formally canceled with the Ministry of Labour. After that, the new employer must submit a fresh application on your behalf, including updated company documents and employment details. This also applies to your Non-Immigrant B visa, which may need to be adjusted or reissued. Trying to bypass this process can lead to legal issues, including penalties for unauthorized employment. For official procedural guidance, you can consult the Thailand Board of Investment (BOI) website. Changing employers in Thailand requires you to update your permit details before proceeding with renewal. Download the Change Work Permit Detail document to update your employment information in compliance with Thai labor laws.

What happens if my Work Permit expires before I renew it?

Working without a valid work permit is illegal in Thailand and can result in:

➤ Fines of up to 100,000 THB
➤ Deportation
➤ Blacklisting from future Thai visas

There is no official grace period under Thai labor law. While some Immigration Offices may offer a few days of discretionary leeway, you are legally considered non-compliant as soon as your permit expires. It is essential to act before the expiration date to avoid penalties, visa cancellation, or blacklisting. If you’re terminating your job, you must cancel your permit properly. Download the Work Permit Cancelation form to close your file legally and avoid fines or future immigration issues.

How can Themis Partner assist with your Work Permit renewal in Thailand?

1. End-to-End Legal Support

Renewing your Work Permit in Thailand requires precise documentation, compliance with immigration law, and clear coordination with Thai authorities. At Themis Partner, we handle the process from start to finish so you can focus on your business. Our services include creating customized document checklists, liaising with the Department of Employment, completing and submitting your renewal application, and keeping you updated on your status. We ensure that your Work Permit renewal Thailand request is processed without delays or legal risks. For more details on the employment rules for foreigners in Thailand, you can consult the Thai Department of Employment’s official website, which provides up-to-date legal frameworks and renewal requirements.

2. Trusted Legal Team

With years of experience in Thai labor and immigration law, our visa agents understand how to manage both standard and complex renewal cases. Whether you’re an expat executive or a startup entrepreneur, we adapt our legal strategy to your needs. Our deep local knowledge allows us to address compliance issues before they arise, giving you peace of mind and avoiding penalties or rejection.

Conclusion: Why Choose Themis Partner for Your Work Permit Renewal in Thailand?

Renewing your Work Permit in Thailand doesn’t have to be stressful if done right. With changing immigration rules and strict labor regulations, even minor mistakes can lead to penalties, employment gaps, or visa issues. At Themis Partner, we take care of every aspect of your Work Permit Renewal Thailand, from reviewing your documents to liaising with the Department of Employment. Our legal team ensures your file is accurate, complete, and submitted on time. Whether you’re a corporate executive, entrepreneur, or skilled expat, we adapt the process to your situation. Don’t let paperwork put your career at risk download your Work Permit Renewal documents now and secure your legal work status in Thailand with full confidence.

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