SIAC Consulting Co. Ltd

Work Permit Renewal

Renewing your Thailand Work Permit is essential for legal employment. The process includes extending your Non-Immigrant “B” Visa, preparing specific documents, and submitting your renewal to the Ministry of Labor before your current permit expires.

Overview

A Thailand Work Permit allows foreigners to work legally and is issued by the Ministry of Labor. It must be renewed before it expires; once expired, you cannot renew it and must apply for a new permit.

Step-by-Step Renewal Process

Step 1: Extend Your Visa

  • Start at least 60 days prior to expiration.

  • Renew your visa at the Immigration Bureau before your permit term ends.

Step 2: Gather Required Documents

Personal Documents

  • Original and copy of current Work Permit

  • Passport (valid for at least six months)

  • New medical certificate from an approved clinic

  • Copy of visa extension approval

Company Documents

  • Employment Certificate

  • Company Affidavit and List of Shareholders

  • Latest financial reports and tax documents (e.g., PP.30 for the last 3 months)

  • Power of Attorney from the company

Forms

  • Form WP.5 (Application for Renewal)

Step 3: Submit the Application

  • Submit documents to the Ministry of Labor’s Provincial Employment Office where your company is registered.

  • Pay the renewal fee:

    • Less than 3 months – ฿750

    • 3–6 months – ฿1,500

    • 6–12 months – ฿3,000

Step 4: Collect Your Renewed Work Permit

  • Wait for processing (may require additional information).

  • Pick up your permit once approved and check for accuracy.

Additional Requirements by Profession

Depending on your occupation, you may need:

  • Teachers: Educational qualifications + Teacher’s License

  • Journalists: Press Card + Government approval letter

  • NGO Workers: Letter from mission/NGO + Thai government letter

Company Requirements

Your employer must provide:

  • Business registration and VAT registration (Phor Por 01)

  • Business license (if needed)

  • Proof of employee social security payments

Health & Tax Obligations

  • Be physically and mentally fit.

  • Provide a tax certificate showing personal income tax payments for the previous work permit period.

Processing Time

Typically around 3 business days, but may vary. Always pay fees in cash (Thai Baht).

Key Takeaways

  • Start renewal 60 days before expiration.

  • Extend your Non-Immigrant “B” Visa first.

  • Bring your current work permit, medical certificate, and tax documents.

  • An expired permit requires a new application.

Tip: You can manage the process yourself or use a legal service for assistance.

Siac Consulting Experts

Specializes in Thai company formation for foreign entrepreneurs, with expertise in BOI registration, and ongoing corporate compliance.

Stay up-to-date

Helpful Links

Opening a Corporate Bank Account in Thailand

Certified English–Thai Translation & Legalization in Thailand

Thailand Trademark Registration

VAT Registration in Thailand

Social Security in Thailand: for Employers & Employees

Payroll for Foreign Employees in Thailand

Thailand Employment Law & Contracts

Ending Employment for Foreign Workers in Thailand

Thailand Smart Visa

Thailand Work Permit Renewal

Thailand Work Permit

Thailand Visa Overstay: How to Fix It, Pay the Fine, and Avoid a Ban

Thailand 90-Day Reporting

Thailand Re-Entry Permit

Thailand Elite Visa (Thailand Privilege Visa)

Thailand Education Visa (Non-Immigrant “ED”)

Thailand Visa Extension

Thailand Retirement Visa (Non-Immigrant O-A)

Thai Family Visa (Non-Immigrant O Dependent Visa)

Thailand Non-Immigrant “B” Visa (Business & Work)

Opening a Corporate Bank Account in Thailand

Memorandum of Association (MOA) in Thailand

How to Register a BOI Company in Thailand

Limited Partnership in Thailand: Quick Guide to Get Started

Defines a Thai company’s internal rules regarding structure, management, meetings, and profit distribution.

Starting a company in Thailand involves several key steps. Here’s a step-by-step process for company formation.

A business license in Thailand allows individuals or businesses to engage in commercial activities. It regulates and monitors business activities to ensure they meet legal and industry requirements.

Creating a shareholder agreement in Thailand protects everyone’s interests and keeps your company running smoothly.

SIAC Consulting offers a Company Name Reservation Service that helps secure a unique name compliant with Thailand’s Department of Business Development (DBD) regulations. We assist with verifying name uniqueness and meeting the legal requirements for business registration.

Planning to work in Thailand? Whether you’re considering teaching, freelancing, starting a business, or joining a local company, there are a few essential legal requirements you must secure before beginning any professional activity in the country. Learn about them here.

Setting up a company in Thailand? In 2025, it’s actually easy — but still requires precision. A private limited company remains the top choice for foreign investors. Here’s our guide to get you up and running without the legal headaches.

© 2025 Siac Consulting Co. Ltd

Work Permit Renewal

Renewing your Thailand Work Permit is essential for legal employment. The process includes extending your Non-Immigrant “B” Visa, preparing specific documents, and submitting your renewal to the Ministry of Labor before your current permit expires.

Overview

A Thailand Work Permit allows foreigners to work legally and is issued by the Ministry of Labor. It must be renewed before it expires; once expired, you cannot renew it and must apply for a new permit.

Step-by-Step Renewal Process

Step 1: Extend Your Visa

  • Start at least 60 days prior to expiration.

  • Renew your visa at the Immigration Bureau before your permit term ends.

Step 2: Gather Required Documents

Personal Documents

  • Original and copy of current Work Permit

  • Passport (valid for at least six months)

  • New medical certificate from an approved clinic

  • Copy of visa extension approval

Company Documents

  • Employment Certificate

  • Company Affidavit and List of Shareholders

  • Latest financial reports and tax documents (e.g., PP.30 for the last 3 months)

  • Power of Attorney from the company

Forms

  • Form WP.5 (Application for Renewal)

Step 3: Submit the Application

  • Submit documents to the Ministry of Labor’s Provincial Employment Office where your company is registered.

  • Pay the renewal fee:

    • Less than 3 months – ฿750

    • 3–6 months – ฿1,500

    • 6–12 months – ฿3,000

Step 4: Collect Your Renewed Work Permit

  • Wait for processing (may require additional information).

  • Pick up your permit once approved and check for accuracy.

Additional Requirements by Profession

Depending on your occupation, you may need:

  • Teachers: Educational qualifications + Teacher’s License

  • Journalists: Press Card + Government approval letter

  • NGO Workers: Letter from mission/NGO + Thai government letter

Company Requirements

Your employer must provide:

  • Business registration and VAT registration (Phor Por 01)

  • Business license (if needed)

  • Proof of employee social security payments

Health & Tax Obligations

  • Be physically and mentally fit.

  • Provide a tax certificate showing personal income tax payments for the previous work permit period.

Processing Time

Typically around 3 business days, but may vary. Always pay fees in cash (Thai Baht).

Key Takeaways

  • Start renewal 60 days before expiration.

  • Extend your Non-Immigrant “B” Visa first.

  • Bring your current work permit, medical certificate, and tax documents.

  • An expired permit requires a new application.

Tip: You can manage the process yourself or use a legal service for assistance.

About Me
Siac Consulting Experts

Specializes in Thai company formation for foreign entrepreneurs, with expertise in BOI registration, and ongoing corporate compliance.

Stay up-to-date

Helpful Links

Opening a Corporate Bank Account in Thailand

Opening a Corporate Bank Account in Thailand

Certified English–Thai Translation & Legalization in Thailand

Certified English–Thai Translation & Legalization in Thailand

Thailand Trademark Registration

Thailand Trademark Registration

VAT Registration in Thailand

VAT Registration in Thailand

© 2025 Siac Consulting Co. Ltd

© 2025 Siac Consulting Co. Ltd

SIAC Consulting Co. Ltd

Work Permit Renewal

Mental Health Matters: Traveling and Coping with Anxiety

Renewing your Thailand Work Permit is essential for legal employment. The process includes extending your Non-Immigrant “B” Visa, preparing specific documents, and submitting your renewal to the Ministry of Labor before your current permit expires.

Overview

A Thailand Work Permit allows foreigners to work legally and is issued by the Ministry of Labor. It must be renewed before it expires; once expired, you cannot renew it and must apply for a new permit.

Step-by-Step Renewal Process

Step 1: Extend Your Visa

  • Start at least 60 days prior to expiration.

  • Renew your visa at the Immigration Bureau before your permit term ends.

Step 2: Gather Required Documents

Personal Documents

  • Original and copy of current Work Permit

  • Passport (valid for at least six months)

  • New medical certificate from an approved clinic

  • Copy of visa extension approval

Company Documents

  • Employment Certificate

  • Company Affidavit and List of Shareholders

  • Latest financial reports and tax documents (e.g., PP.30 for the last 3 months)

  • Power of Attorney from the company

Forms

  • Form WP.5 (Application for Renewal)

Step 3: Submit the Application

  • Submit documents to the Ministry of Labor’s Provincial Employment Office where your company is registered.

  • Pay the renewal fee:

    • Less than 3 months – ฿750

    • 3–6 months – ฿1,500

    • 6–12 months – ฿3,000

Step 4: Collect Your Renewed Work Permit

  • Wait for processing (may require additional information).

  • Pick up your permit once approved and check for accuracy.

Additional Requirements by Profession

Depending on your occupation, you may need:

  • Teachers: Educational qualifications + Teacher’s License

  • Journalists: Press Card + Government approval letter

  • NGO Workers: Letter from mission/NGO + Thai government letter

Company Requirements

Your employer must provide:

  • Business registration and VAT registration (Phor Por 01)

  • Business license (if needed)

  • Proof of employee social security payments

Health & Tax Obligations

  • Be physically and mentally fit.

  • Provide a tax certificate showing personal income tax payments for the previous work permit period.

Processing Time

Typically around 3 business days, but may vary. Always pay fees in cash (Thai Baht).

Key Takeaways

  • Start renewal 60 days before expiration.

  • Extend your Non-Immigrant “B” Visa first.

  • Bring your current work permit, medical certificate, and tax documents.

  • An expired permit requires a new application.

Tip: You can manage the process yourself or use a legal service for assistance.

Stay up-to-date

Helpful Links

Opening a Corporate Bank Account in Thailand

Opening a Corporate Bank Account in Thailand

Certified English–Thai Translation & Legalization in Thailand

Certified English–Thai Translation & Legalization in Thailand

Thailand Trademark Registration

Thailand Trademark Registration

VAT Registration in Thailand

VAT Registration in Thailand

© 2025 Siac Consulting Co. Ltd

© 2025 Siac Consulting Co. Ltd

Image
Image