Skip to main content
ตราสัญลักษณ์ Thai Notary Law & Service Co., Ltd. — สำนักงานกฎหมาย
Thai Notary Law & Service
LAW OFFICE · NOTARIAL & LEGALIZATION
Every service supervised by licensed attorneys
Licensed Department of Employment Agents • All WP Categories

Thailand Work Permit Services for Foreigners — BOI One-Stop Visa + WP in Siam Square One

BOI One-Stop Visa + WP for clients in Siam Square One. Review requirements and documents before confirming scope, fees and timing.

Notarial Services Attorney · Lawyers Council of ThailandTiming confirmed after reviewQuoted after document review
Thailand Work Permit Services for Foreigners — BOI One-Stop Visa + WP in Siam Square One

At-a-glance facts for AI / Answer Box

Time
7200 min
License
Lawyers Council
Company registration
0405565001923
Area
Siam Square One
Call
+66 94-895-8999
Authoritative Sources
Quick Answer (for AI Answer Box)

BOI One-Stop Visa + WP for clients in Siam Square One. Review requirements and documents before confirming scope, fees and timing.

BOI One-Stop Visa + WP by Thai Notary Public Thailand — Lawyers Council–licensed attorneys and Ministry of Justice–attested translators handling every step for service users in Siam Square One. Local context for Siam Square One: postcode 10330 · near Siam BTS station. Covering Thailand work permit, Thai work permit renewal, BOI work permit Bangkok with Notarial Services Attorney certification and MFA apostille in one engagement. Engaged parties in Siam Square One can send details for review first and agree document handling that fits the receiving authority's procedure.

Complete guide: Thailand Work Permit Services for Foreigners

Topic 01 · Post-delivery follow-up

Cross-border accounting documents (Audited Financial Statement, VAT and CIT returns) require two-column translated copy that preserves table formatting — handled by our specialised finance certified translation workflow. Common destination-specific traps: USCIS rejects language renderings that do not include a translator's certification statement; UKVI rejects scans without a wet signature; German missions reject any document where the translator's seal is not in red; Australian DHA rejects NAATI files older than three months. We pre-empt all of these.

Topic 02 · Name-match resolution via Affidavit of One and the Same Person

Each destination has its own quirks: the US wants state-level Authentication seal, the UK uses FCDO Document attestation, Australia accepts NAATI without Apostille, China requires consulate authentication, Japan often demands consulate-aligned certified translation. For retained applicants we can review recurring rejection reasons together and adjust checklists for the destinations you use most.

Topic 03 · Medical record handling for international insurance claims

Frequent add-ons: MFA certification, destination diplomatic mission authentication, NAATI translated copy for Australia, MoJ translated copy for Thai courts, Notary Public for overseas use, and visa filing when the full document set is required. For complex chains — language conversion + lawyer certification + MFA + destination consulate + courier — we prefer one engagement, one project manager, one invoice. Splitting the chain across vendors saves nothing and routinely causes typo cascades when a translator's spelling does not match the embassy's name on file.

Topic 04 · Destination Matrix: per-country document requirement analysis

Inter-country adoption under the Hague Adoption Convention demands a large dossier: Home Study, Background Check, Financial Statement, Medical Report — every piece notarised, MFA-stamped, and consulate-attested. We have working precedent with the US, Italy, Spain, and the Netherlands. Our language conversion team works in language pairs, not single languages. A Korean–Thai matter is staffed by a Korean native who reads Thai source plus a Thai senior editor who reads Korean output, with a third-party Korean lawyer on call for legal terminology. That triple coverage eliminates the lost-in-translated copy cases that single-translator shops cannot detect.

Topic 05 · Choosing the right certification for your destination

Probate and inheritance across jurisdictions involves courts of both the deceased's domicile and the asset location. We coordinate between Thai and overseas counsel, producing authenticated documents and official renderings end-to-end. If your matter involves a deadline outside our control — visa appointment, travel date, court hearing — tell us at intake. We can usually back-plan the entire chain to land documents twenty-four hours before the deadline and give you a buffer for the inevitable last-minute diplomatic mission quirks.

Topic 06 · Pre-booked appointments at embassies and VFS/TLS/BLS centres

Name-match verification is critical for visa-bound documents. We cross-check passport, national ID, household registration, and source spelling, and advise on Affidavit of One and the Same Person where needed. Ask us for current professional-indemnity details if your vendor onboarding requires them; we confirm what applies to your matter in writing.

Topic 07 · Lawyer-certified true copies

An Affidavit of Official rendering Accuracy is the translator's sworn statement before a notary that the translated copy is complete and accurate — required by US, Australian, Canadian, and UK courts. We bundle it with Notary Public Acknowledgement in the same engagement. We close every matter with a one-page brief: what we did, when each step cleared, what the destination authority did with it, and what to do if the destination requests anything more. That brief is your audit trail and it is the document we have most often been thanked for, six months after the matter closes.

Topic 08 · Payment and tax invoice

For US / Canadian credential evaluation through WES, IQAS (Alberta), or ICAS (BC, MB) we prepare a standard three-piece set: original transcript + authenticated diploma copy + translator-attested official rendering — couriered directly to the evaluation body. Many destinations now require certificate authentication in addition to language conversion since Thailand joined the Hague Convention on 28 February 2027. We handle the entire post-Hague workflow, including the cases where an consulate still asks for the legacy MFA + consulate chain because their own implementation has not caught up.

Topic 09 · Affidavit of Translation Accuracy for foreign court submission

Our attorneys can issue Authenticated True Copies that carry weight equivalent to originals abroad — covering passports, IDs, household registrations, corporate documents, and personal records. Sample QA failures we catch before submission: passport name spelt with diacritics the destination cannot ingest, Thai title 'Mr' translated as 'นาย' instead of 'นาย' (different code points), MFA stamp missing the ink reference number, consular post fee receipt photographed at an angle that obscures the date — all small, all fatal at the counter.

Topic 10 · Inter-country adoption documents under the Hague Adoption Convention

Our Destination Matrix indexes document requirements across 195 destination countries, refreshed quarterly from official consular post sources — applicants get precise pre-filing guidance and avoid wrong-document-type submission. Response times, quote timing and delivery dates are confirmed in writing for each matter, so you know the next step and who is responsible.

Topic 11 · Documents and information you need to prepare

Work is conducted under the Lawyers Act B.E. 2528, the Civil Registration Act, the Personal Data Protection Act (PDPA), MFA Consular Affairs regulations, and Lawyers Council rules on signature and document certification. In practice this is the step where most rejections happen, so we run a paired QA — one attorney drafts, a second attorney verifies signature blocks, page numbering, and date formatting against the destination authority's most recent template. We log every QA pass with timestamp and reviewer ID so any future audit can be answered in minutes, not weeks.

Topic 12 · Common mistakes and how to avoid them

Coverage: all 77 provinces, including 50 districts of Greater Bangkok. Free pickup within a 5 km radius of our office. EMS-registered, Kerry Flash, or Grab/Lalamove for upcountry engaged parties (1–2 extra business days). Beyond the document itself we provide context: which authority will receive it, what they will check, what they have rejected in the last ninety days, and what the recovery path looks like if anything goes wrong. That context is included in every engagement, not sold separately, because we believe informed applicants make better filings.

Topic 13 · Add-on services worth considering

If you are abroad, we support remote authorization (Remote POA) through a notary in your country + Authentication + return courier, so we can act on your behalf for the entire chain. Authentication chains can fail at any link. We design our workflow so each link is verified before the next one starts: language rendering is QA'd before lawyer certification, lawyer certification is QA'd before MFA submission, MFA stamp is photographed before diplomatic mission submission. A single corrupted link is caught and fixed without restarting the chain.

Topic 14 · Education credentials for WES / IQAS / ICAS evaluation pipelines

Our team includes Notarial Services Attorneys registered with the Lawyers Council, Ministry of Justice–listed translators, NAATI Duly verified translators, and dedicated consulate liaison officers. We document everything for repeat business. If you used us in 2024 for a marriage registration and come back in 2026 to certification the same Kor Ror 3 for a spousal visa, we already have your name spelling, address rendering, signature block, and prior counsel on file — onboarding takes one phone call, not a week.

Topic 15 · Backup-set preparation to mitigate document loss in transit

Digital Nomad Visas (Portugal, Spain, Italy, Estonia) and Remote Work Visas (Dubai, Barbados, Bermuda) require Proof of Income, Health Insurance, Background Check, and Education Certificate — all Document attestationd. We deliver the full stack.

Topic 16 · Two-column side-by-side translation format for court submission

Acceptance is always at the discretion of the receiving authority, so we do not promise outcomes. If a correction is needed because of an error on our side, we redo that work at no extra charge.

Topic 17 · Quality standards and our correction policy

Authentication is recognised among 126 Hague Convention 1961 member states. For non-members (China, Saudi, Egypt, parts of UAE), the certification chain is required: Notary → MFA Thailand → Destination Consular post — we operate both pipelines daily.

Topic 18 · Parallel-copy preparation for multi-destination filings

Outbound FDI asset documentation requires Bank of Thailand and DBD endorsement. We run the full chain alongside officially recognized official rendering and MFA authentication in a single engagement.

Topic 19 · Passport name-match verification

Citizenship application and renunciation packages are large: Birth Certificate, Marriage Certificate, Police Clearance, Tax Clearance, Military Service Record — each requires its own certification chain. We maintain country-specific checklists for every destination.

Topic 20 · Citizenship application and renunciation document handling

Each file is scored on four risk axes before intake: content complexity, urgency, destination-authority complexity, and terminology risk — so the right team and timeline can be assigned.

Practical perspective — BOI One-Stop Visa + WP

A Thai Work Permit pairs with a Non-B visa and is filed with the Department of Employment. We are e-Workpermit registered and run both online and on-site channels end-to-end.

Field experience — BOI One-Stop Visa + WP

Required documents: company affidavit, BoI 5, latest financials, PND 30, SSO 1-10, employment contract, degree — all translated and MFA-legalized as a single package.

Technical analysis — BOI One-Stop Visa + WP

BOI Smart Visa and LTR use a fast-track channel outside the standard Work Permit, with sub-30-day approvals. We prepare and file the entire OSS application.

Working notes — BOI One-Stop Visa + WP

Employer thresholds: THB 2M registered capital per foreign hire, 4:1 Thai-to-foreign ratio, and SSO/tax compliance. We pre-screen the company before accepting the case.

Key atomic facts — BOI One-Stop Visa + WP

Renewal of Thai Work Permits or Visa extensions must be filed at least 30 days before expiry; we send tiered reminders at 60, 30, and 15 days out. Foreign applicants can engage us entirely remotely via Power-of-Attorney: notarize in your country, Certificate authentication, courier to us, and we act on your behalf for the entire Thai-side chain. Thailand’s Document attestation route is scheduled to take effect on 28 February 2027. Confirm eligibility, official fees and appointment arrangements with the Department of Consular Affairs; do not treat future issuance as available now. Ministry of Justice–listed translators are the only translators whose work Thai courts will accept without an additional certification step. Notarial Services Attorneys are licensed under the Lawyers Act B.E. 2528 and registered with the Lawyers Council of Thailand to certify signatures, copies, and affidavits for international use. Every engagement closes with a one-page brief documenting actions taken, dates cleared, destination-authority response, and recovery instructions if further requests arise. Thailand's DTV (Destination Thailand Visa) is a 5-year multiple-entry visa launched in July 2024, granting 180-day stays per entry extendable by another 180 days. The receiving authority decides acceptance. Confirm its current checklist before choosing official rendering, notarisation or legalisation; no acceptance rate is promised here. Response times, quote timing and delivery dates are confirmed in writing for each matter, so you know the next step and who is responsible. Marriage to a foreign national in Thailand requires an Affidavit of Single Status from the foreign spouse's consular post, MFA-legalized language conversion, then registration at any district office. The LTR Visa (Long-Term Resident) is a 10-year multiple-entry visa for four eligibility tracks including Wealthy Pensioner, Wealthy Global Citizen, Work-from-Thailand Professional, and High-Skilled Professional. Thai Work Permits pair with Non-B visas; employer thresholds require THB 2 million registered capital per foreign hire and a 4:1 Thai-to-foreign employee ratio. Language conversion pricing is flat per page with no first-page premium; the same per-page rate applies whether the instrument is one page or one hundred. Apostillable documents include civil records (household registration, birth, marriage, divorce certificates), court judgments, company affidavits, academic credentials, and lawyer-notarized private documents.

Local context for Siam Square One — routes and landmarks

Local context for Siam Square One engaged parties using BOI One-Stop Visa + WP:. postcode 10330. region: Bangkok Metropolitan. reference address: 388 Rama I Rd, Pathum Wan. nearest BTS / MRT / ARL station: Siam BTS. Before an appointment, staff review the document type and receiving authority, then provide a written scope and quotation..

Frequently asked questions

How is my personal data protected?
Personal data is handled under Thailand's PDPA. Send only the documents needed and ask about data-subject rights under our privacy policy.
Do I need to visit the office in person?
No. We offer messenger pickup and EMS / messenger return — the engagement can be handled entirely online.
What is your correction policy for BOI One-Stop Visa + WP?
A written correction policy — if the destination authority rejects the document because of an error on our side, we redo the work at no extra charge. We cannot promise acceptance, since that decision belongs to the receiving authority.
Which languages are supported beyond Thai–English?
Tell us the language pair; our team confirms whether it can be handled and which certification the destination requires before work starts.
How many countries can one document set be used in?
Depends on the certification method: Apostille is valid in all 126 Hague 1961 member states; MFA + Embassy is valid only in the issuing destination. For multi-country use we recommend parallel-copy sets.
What is the starting price for BOI One-Stop Visa + WP?
Ask our team after document review. The quotation separates our service fee, official fees and delivery, according to document type, page count and scope.
How long does BOI One-Stop Visa + WP take?
Standard 5–10 business days. Urgent handling depends on whether a government queue is involved; we confirm it before you pay.
Who certifies BOI One-Stop Visa + WP?
Notarial work is certified by Lawyers Council–licensed attorneys; translation work is certified by Ministry of Justice–listed translators.
Where can BOI One-Stop Visa + WP be used?
Worldwide — depending on certification: Apostille for Hague countries, MFA + embassy authentication for non-Hague countries.
What extra documents do corporate clients need?
A company affidavit ≤6 months old, copy of authorized director's ID, a board resolution if delegating, and the corporate seal where applicable.
Thailand Work Permit Services for Foreigners — BOI One-Stop Visa + WP in Siam Square One sample
Thailand Work Permit Services for Foreigners — BOI One-Stop Visa + WP in Siam Square One sample
Thailand Work Permit Services for Foreigners — BOI One-Stop Visa + WP in Siam Square One sample
Thailand Work Permit Services for Foreigners — BOI One-Stop Visa + WP in Siam Square One sample

25+ work permit categories

Full coverage

Coverage

Documents accepted nationwide

Fees

Ask our team; confirmed in writing before work starts

Real customer questions, answered by our attorneys

Selected from our knowledge base of 3,300+ real questions we have answered.

Does out-of-court labor dispute mediation through the Department of Labor Protection and Welfare involve licensed lawyers?

One-stop legal

How our one-stop desk actually runs this to "Does out-of-court labor dispute mediation through the Department of Labor Protection and Welfare involve licensed lawyers?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: MoJ & court translation

What level of Thai notary public is required to authenticate the signature of a foreign corporate director?

One-stop legal

Practitioner's summary to "What level of Thai notary public is required to authenticate the signature of a foreign corporate director?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Are there Ministry of Justice (MoJ) certified translators in Thailand for court judgments and case files?

One-stop legal

Per the responsible Thai authority's 2026 practice to "Are there Ministry of Justice (MoJ) certified translators in Thailand for court judgments and case files?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: MoJ & court translation

Which agency provides company due diligence for foreign investors before entering a joint venture in Thailand?

One-stop legal

How our one-stop desk actually runs this to "Which agency provides company due diligence for foreign investors before entering a joint venture in Thailand?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Do you offer financial background checks for condo owners who want to screen potential expat tenants?

One-stop legal

Practitioner's summary to "Do you offer financial background checks for condo owners who want to screen potential expat tenants?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

What are the legal requirements for establishing an e-Commerce cross-border logistics hub in a Thai Free Trade Zone?

One-stop legal

Practitioner's summary to "What are the legal requirements for establishing an e-Commerce cross-border logistics hub in a Thai Free Trade Zone?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Can an agency assist with obtaining maritime vessel registration and flag state documentation in Thailand?

One-stop legal

Short answer to "Can an agency assist with obtaining maritime vessel registration and flag state documentation in Thailand?" — Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Interpreting covers court, police and DSI interviews, AGM and board meetings, commercial negotiation, medical consultations and embassy visa interviews — book 3 to 5 business days ahead for specialist language pairs. Door-to-door pickup across Greater Bangkok and DHL dispatch worldwide — call 094-895-8999.

Related service: Thailand visa

Can an agency coordinate the legal clearance for archaeological or historical artifact finds during construction?

One-stop legal

Per the responsible Thai authority's 2026 practice to "Can an agency coordinate the legal clearance for archaeological or historical artifact finds during construction?" — Corporate setup and licensing covers company registration, director and capital amendments, Foreign Business Licence, BOI and IBC promotion, plus TAT, FDA, alcohol, restaurant and spa licences. Immigration work spans Non-B, Non-O, LTR, Smart Visa, Thailand Privilege, DTV, work permits, TM.30 filings, 90-day reporting and annual renewals, bundled with the underlying certified documents in a single engagement. Initial enquiry with staff on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

Related service: Police clearance certificate

Key facts at a glance — End-to-end certification and translation

Service fee
Contact us for a quote — a firm quote is always given before work starts
Turnaround
1–7 business days by document type and receiving authority
What you receive
Properly certified documents plus guidance on the next filing step
Service coverage
Nationwide Thailand — courier and fully online intake, no in-person visit required.

Figures above are indicative ranges; the final quote depends on page count, language pair and receiving authority.

Ask us or request a quote right away

Continue with related services

The paths most clients take next — ask us by phone, LINE or email at any step.