Immigration Act B.E. 2522 (1979), as amended
Governs visa categories, extensions of stay, residence notification and grounds of inadmissibility.
Eastern Thailand — Rayong
Immigration & Foreign Nationals in Rayong
Visas, work permits, residency and lawful status
Why Rayong matters are different
Rayong hosts one of Thailand’s largest petrochemical and manufacturing bases and sits within the Eastern Economic Corridor. Legal work centres on contracts between manufacturers and contractors, employment of both permanent staff and subcontracted labour, promoted-investment conditions, permitting and administrative challenges, and documentation for foreign executives posted locally.
Legal advice and filings on the status of foreign nationals in Thailand — visa categories, extensions, work permits, 90-day reporting, and difficult cases such as overstay, refusal and appeals.
- Industrial contracts typically include safety standards and third-party liability terms that must align with occupational safety law.
- Promoted projects carry employment and shareholding conditions, so any restructuring should be checked against the granted privileges before it proceeds.
- Environmental and land-use permits follow specific procedures, and agency orders can be challenged only within limited deadlines.
- Much of the workforce is engaged through subcontractors, so joint liability of the principal arises frequently when wages go unpaid.
Courts and authorities in Rayong
Jurisdiction and filing requirements should be confirmed for each matter, because practice and required attachments differ between offices.
| Court / authority | What it handles |
|---|---|
| Rayong Provincial Court and Rayong Municipal Court | Civil and criminal cases within the province |
| Rayong Juvenile and Family Court | Family and juvenile matters |
| Labour Court Region 2 | Labour cases across the eastern region |
| Rayong Labour Protection and Welfare Office | Labour complaints and workplace safety matters |
| Rayong Provincial Land Office and branch offices | Land, condominium and lease registration |
| Rayong Immigration Office | Extensions of stay and foreign-national matters for industrial personnel |
| Rayong Legal Execution Office | Enforcement of judgments in the province |
| Rayong Provincial Commercial Office | Local company registration services |
What we handle in Rayong
- Business, work, family, retirement and long-term visas
- Work permits and change of employer
- Extensions of stay and re-entry permits
- Overstay, entry refusal and review requests
- Permanent residence and naturalisation
- Supporting documents requiring certified translation and legalisation
The local process, step by step
- 1Review current status and immigration history
- 2Select the category with the strongest prospects on the facts
- 3Produce a tailored document checklist and verify completeness
- 4Translate and legalise foreign documents as required
- 5File the application and follow up until decision
Documents to prepare
- Passport with latest entry stamp and TM.6 where issued
- Proof of address and lawful accommodation notification
- Financial evidence or employment certification
- Civil-status documents such as marriage or birth certificates with certified translation
- Police clearance certificate where required
Points to watch
- Even one day of overstay is recorded and affects future applications.
- Requirements vary between immigration offices; verify before travelling to file.
- Never submit financial or employment documents that misstate the facts — it is an offence and leads to blacklisting.
Typical timeframe
Extensions are usually decided within weeks; permanent residence and naturalisation take years.
Timeframes are indicative and depend on the court calendar and the authority handling the matter in Rayong.
Areas of Rayong we regularly serve
เมืองระยองมาบตาพุดปลวกแดงนิคมพัฒนาบ้านฉางแกลงบ้านค่ายวังจันทร์เขาชะเมาห้วยโป่ง
Laws that govern this matter — Rayong
Summarised for general understanding only. The application of each provision depends on the facts of your case.
Royal Decree on Managing the Work of Foreigners B.E. 2560 (2017)
Governs work permits and permissible occupations for foreigners.
Nationality Act B.E. 2508 (1965), as amended
Sets the criteria for Thai nationality and related permanent-residence considerations.
Example situations and how they are handled — Rayong
These are constructed examples used to explain procedure. They are not client matters, and no outcome is implied or guaranteed.
Illustrative scenario: extension refused over financial evidence
Situation: The applicant meets the amount but not the required seasoning period.
Usual approach: Verify seasoning rules and evidence format before the filing date and allow time for bank letters; document practice varies between immigration offices. (Hypothetical.)
Advice for your specific situation — Rayong
Long-stay foreign residents
- Never overstay even by a day — it affects future applications.
- Keep arrival cards, residence notifications and receipts — they are often requested later.
Employers hiring foreign staff
- Keep the work-permit position aligned with actual duties to reduce inspection risk.
- Prepare company documents in advance — financial statements and tax filings are commonly required.
Every matter — what to do in the first 7 days
- Gather every original document in one place, keep scanned copies, and note the date you received each one.
- Write a dated timeline — the date you received a notice or learned of the event usually starts the limitation or appeal clock.
- Do not sign a settlement, debt acknowledgement or withdrawal before a lawyer reviews it — it may extinguish existing rights.
- Preserve digital evidence unaltered (full screenshots, original files, emails with headers) — edited files are easy to challenge.
Official sources you can check
Rules and fees change. Confirm current requirements with the responsible authority before filing.
Questions people in Rayong ask
A subcontractor fails to pay wages — is the principal liable?
Labour protection law can make the principal jointly liable with a subcontractor for wages and statutory payments in certain cases. The practical safeguard is a contractual requirement to show proof of wage payment before each instalment is released, with records of those checks kept every period.
A state agency has ordered operations to stop — what options exist?
First check whether the order states its reasons and appeal rights, since administrative procedure law requires reasons. Then note the internal appeal deadline and the deadline for filing in the Administrative Court — missing them forfeits the right even where the substance is arguable.
A foreign executive is posted to Rayong — what documentation is required?
Three elements must align: work authorisation under foreign-worker law, the extension of stay under immigration law, and the employment terms in the contract and any investment-promotion conditions. All three must state the same position and workplace, or renewal filings will be sent back for correction.
Does a visa alone allow me to work?
No. Working in Thailand requires a valid work permit, which is separate from the visa.
What must be done with foreign documents?
They generally need authentication in the issuing country, translation into Thai or English, and legalisation of the translation at the Department of Consular Affairs.
Does Thailand accept Apostille yet?
Thailand acceded to the Apostille Convention on 30 June 2026, entering into force on 28 February 2027. Until then, consular and embassy legalisation remains the route.
Same service in other provinces
Immigration & Foreign Nationals — BangkokImmigration & Foreign Nationals — Chiang MaiImmigration & Foreign Nationals — PhuketImmigration & Foreign Nationals — ChonburiImmigration & Foreign Nationals — Khon KaenImmigration & Foreign Nationals — Udon ThaniImmigration & Foreign Nationals — SongkhlaImmigration & Foreign Nationals — Surat ThaniImmigration & Foreign Nationals — Chiang RaiImmigration & Foreign Nationals — NonthaburiImmigration & Foreign Nationals — nationwide
Other legal services in Rayong
Litigation & Court Representation — RayongCivil, criminal, labour, family, succession and land disputesCorporate & Commercial — RayongIncorporation, contracts, foreign business, BOI and complianceIntellectual Property — RayongTrademarks, copyright, patents and enforcementLand & Real Estate — RayongTitle due diligence, sale, lease and transfer at the Land OfficeFamily & Succession — RayongMarriage, divorce, custody, wills and estate administrationMediation, Arbitration & Enforcement — RayongResolving disputes outside court and making awards effectiveNotarial Services & International Documents — RayongSignature and document certification, translation, consular and embassy legalisationBOI Promotion & Foreign Business Licensing — RayongStructuring foreign investment in Thailand correctly from day one.
Discuss your Rayong matter with an attorney
Tell us the facts and we will explain which authority applies, what documents are needed and the realistic timeframe.