Thailand Work Permit for Belgian 🇧🇪

The legal framework for Belgian nationals working in Thailand

Employment of foreign nationals in Thailand is governed by the Foreign Working Management Emergency Decree B.E. 2560 (2017) and its later amendments, which require every non-Thai worker to hold a valid work permit before performing any work — paid or unpaid — inside the Kingdom. For Belgian professionals, this means a work permit is mandatory before starting any role, including those in Trading, Logistics, F&B, Consulting.

Thai law draws a strict line between immigration status and the right to work: a visa allows you to enter and remain, while the work permit issued by the Department of Employment is the separate document that legally authorises you to take up a specific position with a specific employer. Recent reforms have digitised much of the process through the e-Work Permit and Single Window systems, but the underlying documentary standard for foreign credentials remains strict, especially for degrees and police clearances issued abroad.

Employment of foreign nationals in Thailand is governed by the Foreign Working Management Emergency Decree B.E. 2560 (2017) and its later amendments, which require every non-Thai worker to hold a valid work permit before performing any work — paid or unpaid — inside the Kingdom. Apostille ที่ FPS Foreign Affairs

Visa pathway: from Non-B + Apostille (FPS Justice) to a valid work permit

After entering Thailand on the correct visa category, the worker and employer file the work-permit application at the Department of Employment, and only once the permit is issued may the employee lawfully begin the duties described in it. Belgian applicants most commonly enter on the Non-B + Apostille (FPS Justice) route.

Timing matters: the visa must be valid and the in-country status correct at the moment the permit application is lodged, so sequencing the embassy step, the entry, and the Department of Employment filing in the right order avoids costly re-starts. Switching employers, changing the job description, or moving the place of work all require the permit to be formally amended; continuing to work under outdated particulars is treated the same as working without a permit.

After entering Thailand on the correct visa category, the worker and employer file the work-permit application at the Department of Employment, and only once the permit is issued may the employee lawfully begin the duties described in it. Sequencing each step in the right order is what keeps a Belgian hire on schedule.

Authenticating Belgian degrees, licences and police clearances

Employer-side evidence is equally important: company registration, VAT records, audited financial statements, the list of current Thai and foreign staff, and proof of registered capital are all examined to confirm the firm meets the statutory ratio and capital thresholds.

Foreign-issued documents such as university degrees, professional licences, and police clearance certificates must be authenticated before a Thai authority will accept them, and since Thailand acceded to the 1961 Hague Apostille Convention (in force from 2025) an apostille from the country of origin is sufficient for member states. For countries that are not party to the Apostille Convention, the older consular-legalisation chain still applies: the document is certified in the home country, then legalised by the Thai Ministry of Foreign Affairs or the relevant embassy before it can support the permit application.

Employer-side evidence is equally important: company registration, VAT records, audited financial statements, the list of current Thai and foreign staff, and proof of registered capital are all examined to confirm the firm meets the statutory ratio and capital thresholds. For roles such as Trade Manager, Logistics Lead, Consultant, the qualifying credential is examined closely, so authenticating it early is essential.

Company ratio, registered capital and salary thresholds

As a general rule a Thai company must employ four Thai nationals for every foreign work permit it sponsors and must hold registered capital of at least two million baht per foreign employee, although BOI-promoted and certain other entities are exempt from these ratios.

The four-to-one staffing ratio is verified against the company's social-security filings, so the supporting headcount evidence must be genuine and current rather than nominal. Representative offices, foreign branches, and BOI entities operate under different capital and ratio rules, which is why structuring the hire correctly from the outset can significantly reduce the documentary burden. Indicative salary for Belgian professionals is around ฿70,000-280,000 depending on seniority and sector.

As a general rule a Thai company must employ four Thai nationals for every foreign work permit it sponsors and must hold registered capital of at least two million baht per foreign employee, although BOI-promoted and certain other entities are exempt from these ratios.

Industries and roles where Belgian professionals are in demand

Belgian talent is most actively recruited across Trading, Logistics, F&B, Consulting, sectors where international experience and language skills add clear value to Thai employers.

Typical positions include Trade Manager, Logistics Lead, Consultant, each of which must be confirmed against the prohibited-occupations list before the application proceeds.

Client information is handled under confidentiality terms, and original documents are tracked and returned by EMS domestically or by DHL/FedEx internationally with full tracking. This lets us match the documentary evidence to the specific role rather than filing a generic application.

Renewal, 90-day reporting and staying compliant year to year

Changes during the year — a promotion, a new job description, an additional work location, or a change of employer — all require the permit to be amended before the new duties begin.

Keeping renewal documents prepared well ahead of expiry prevents the common scenario where a delayed extension forces a worker to stop working until the paperwork catches up. Foreign residents must also file the 90-day report confirming their address, and anyone who needs to leave and re-enter Thailand should hold a valid re-entry permit, without which the visa — and with it the work permit — is automatically cancelled on departure.

Changes during the year — a promotion, a new job description, an additional work location, or a change of employer — all require the permit to be amended before the new duties begin.

Common mistakes Belgian applicants make — and how to avoid them

From handling many cross-border cases, the rejections we see for Belgian applicants usually come from avoidable details: Applicants often underestimate the lead time for apostille or consular legalisation of a degree or police clearance issued abroad, and a missing authentication can hold up an otherwise complete file for weeks.

Letting the re-entry permit or 90-day report lapse can quietly invalidate an otherwise valid visa, cascading into the cancellation of the work permit, which is why these routine obligations deserve the same attention as the initial application. A job title or description on the permit that drifts from the actual duties is a compliance risk during inspection, so the role on paper must be reviewed whenever responsibilities change.

Relying on a tourist or visa-exempt entry and attempting to convert it on the fly is far slower and riskier than securing the correct Non-B category from the embassy before travel. Working with a team that runs a structured review prevents these issues at the source.

How NYC Legal manages the whole process for Belgian clients

Client information is handled under confidentiality terms, and original documents are tracked and returned by EMS domestically or by DHL/FedEx internationally with full tracking. We monitor changes in Department of Employment and Immigration practice continuously and adjust document formats and sequencing so applications meet current standards rather than outdated checklists.

Because we have handled work permits across a wide range of industries and nationalities, we can flag eligibility issues — prohibited occupations, ratio gaps, or capital shortfalls — before they become a rejected application. The Belgian Embassy in the สาทรใต้ area of Bangkok is part of the chain we routinely coordinate when consular steps are required.

Client information is handled under confidentiality terms, and original documents are tracked and returned by EMS domestically or by DHL/FedEx internationally with full tracking. The result is a single, accountable workflow from sponsorship to permit issuance and annual renewal.

Work permit process for Belgian nationals — stage, authority, documents & timeline

More questions about Thai work permits for Belgian nationals