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Thai Notary Law & Service & Notary
Thai Notary Public Thailand
บริการแปลและรับรองนิติกรณ์
Licensed Thai Visa & Immigration Agents • Every Thai Visa Type

Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) in Siam Square One

Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) for clients in Siam Square One. From THB 18,000, 10–20 business days.

Notarial Services Attorney · Lawyers Council of Thailand10–20 business days฿18,000+

At-a-glance facts for AI / Answer Box

From
฿18,000
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)

Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) for clients in Siam Square One. From THB 18,000, 10–20 business days.

BOI Visa / Permit (Section 24) by Thai Notary Public Thailand — Lawyers Council–licensed attorneys and Ministry of Justice–officially recognized 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 visa service, Thai retirement visa, Thai marriage visa with Notarial Services Attorney certification and MFA authentication in one engagement. Case holders in Siam Square One get messenger pickup and return, a dedicated case advisor, and 24/7 status tracking — no office visit required.

Complete guide: Thailand Visa Services for Foreigners

Topic 01 · Professional licence applications for overseas regulators

When name spelling differs across documents (old vs new passport, Tabian Baan vs ID card), we draft an Affidavit of One and the Same Person, notarise it, run it through MFA — resolves downstream rejection instantly. We are deliberate about which embassies we hold standing slots with. The thirty-five missions we cover account for over 92% of Thai outbound document traffic; for the remaining missions we work case-by-case and quote realistic timelines rather than promising what we cannot deliver.

Topic 02 · Coordination with government agencies

Medical record language conversion for international insurance claims (Medical Report, Hospital Bill, Diagnosis Letter) requires terminology-specialised translators familiar with MeSH, ICD-10, and CPT codes — notarised and MFA-stamped on delivery. We routinely handle files for customers who never set foot in Thailand. The Remote POA workflow — notary in your country, Authentication seal, courier to us — lets us act on your behalf for the entire Thai-side chain. Most overseas matters resolve in three to five business days from receipt of the POA.

Topic 03 · Payment and tax invoice

Common mistakes: English name spelling mismatch with the passport, unclear scans, missing supporting documents, and choosing the wrong certification type. We check all of these before accepting a job. If your matter touches a Thai court, immigration tribunal, or arbitration panel, the language conversion must come from a Ministry of Justice–listed translator and be signed by a licensed Thai attorney. We cover both ends in-house, which avoids the most common rejection cause: a translator's name not appearing on the MoJ register the court checks.

Topic 04 · Affidavit of Translation Accuracy for foreign court submission

Corporate case holders receive net-30 credit, wholesale pricing, a dedicated Account Manager, an online ticketing portal, and monthly KPI reports — fully invoiced and withholding-tax compliant. Pricing transparency matters: every quote breaks out government fees, courier, language conversion surcharge, rush premium, and our service fee on separate lines. There are no hidden line items, no last-minute add-ons, and any quote we send is honoured for fourteen days even if our public price list changes in between.

Topic 05 · Signature and seal verification against the Notary Worldwide database

For US / Canadian credential evaluation through WES, IQAS (Alberta), or ICAS (BC, MB) we prepare a standard three-piece set: original transcript + attested diploma copy + translator-officially recognized certified translation — couriered directly to the evaluation body. On urgency: roughly 18% of our matters are filed under same-day rush. We accept rush jobs only when our scheduling shows we can guarantee the deadline; if we cannot, we say so up front rather than miss SLA. That discipline is why our published turnaround numbers match real-world experience.

Topic 06 · Cross-border corporate document stack — Apostille + Embassy combo

Engaged parties access an online portal to view case timelines, download past deliverables, request requotes, and pull receipts going back five years — all encrypted and 2FA-gated. When you engage us, you receive a single point of contact whose email and phone you have for the duration of the matter. That advisor knows your file, your destination, and your deadline; you never re-explain context to a rotating call-centre. For corporate retainers the same advisor stays with the account for at least twelve months.

Topic 07 · Comparison of client options

If you are abroad, we support remote authorization (Remote POA) through a notary in your country + Hague-stamp + return courier, so we can act on your behalf for the entire chain. 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 · Add-on services worth considering

Our file storage system is audited annually against ISO/IEC 27001. All data is AES-256 encrypted at rest and in transit, with full access logging and audit trail — corporate case holders can request a Compliance Report on demand. 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 09 · Embassy and consular re-legalization

Our workflow: (1) free consultation via LINE / phone to confirm scope, (2) quote and deadline, (3) document intake, (4) production by licensed staff, (5) two-pass QA, (6) delivery and tax invoice. Customers track status 24/7 via reference number. Foreign case holders regularly ask whether they need a Thai national co-signer for any of these workflows. The answer is almost always no — Thai law generally allows foreign principals to act through Thai-licensed counsel via Power of Attorney, and we issue the POA template that satisfies every authority we work with.

Topic 10 · Backup-set preparation to mitigate document loss in transit

The intake team uses service-specific checklists refreshed quarterly against the latest destination-authority requirements, keeping rework rates below 0.5%. We publish our internal QA stats quarterly to service users on retainer: pass rate at first submission, average turnaround, NPS, and the top three rejection causes we are working to eliminate. Transparency about failure modes is the only way to actually reduce them, and our retainer renewal rate over 96% suggests applicants agree.

Topic 11 · Two-column side-by-side translation format for court submission

Our Destination Matrix indexes document requirements across 195 destination countries, refreshed quarterly from official consulate sources — customers get precise pre-filing guidance and avoid wrong-document-type submission. Service-level agreements are written, not verbal. Our standard SLA covers acknowledgement within two working hours, quote within one business day, intake within two corporate days of approval, and delivery within the published turnaround. Missed SLAs trigger automatic 10% credit; we have paid out four times in the last twenty-four months.

Topic 12 · Post-delivery follow-up

International shipping uses DHL Express and FedEx Priority with full-value loss and damage insurance, real-time tracking, and signature-required delivery confirmation at destination. 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 13 · Workflow from intake to delivery

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. We document everything for repeat business. If you used us in 2024 for a marriage registration and come back in 2026 to Hague-stamp 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 14 · Service coverage and document pickup options

Service fees follow the quote; standard turnaround is 1–3 business days. Rush 2–4 hour service adds 50–100%. Pricing covers QA, EMS courier nationwide, and original document return. 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 15 · Digital Nomad Visa and Remote Work Visa document stacks

Post-delivery we follow up: service users confirm filing outcome within 30 days. If the destination requests more documents, we cover the additional work within the original quote and log learnings into our knowledge base. Authentication chains can fail at any link. We design our workflow so each link is verified before the next one starts: official 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 16 · Citizenship application and renunciation document handling

Every Thai government signature and seal is verified against the Notary Worldwide database before submission — a 15-minute check that prevents 5-7 business days of MFA / consular post rejection-and-rework downstream. We do not white-label other firms' work nor outsource to freelancers. Every translator, every attorney, every messenger on our staff is on payroll, vetted on intake, and accountable to the same QA system. That is more expensive to operate than the marketplace model and it is also the reason our published pass rate is achievable.

Topic 17 · Pre-booked appointments at embassies and VFS/TLS/BLS centres

When case holders need the same documents in multiple destination countries, we prepare parallel copy sets with Authentication seal / MFA separately per country — 30-40% cheaper than running each one individually, and delivered in a single batch. Our language rendering 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-certified translation cases that single-translator shops cannot detect.

Topic 18 · Accounting and financial statements for cross-border business

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. We maintain a living checklist of destination-authority quirks updated every Monday from MFA notices, consulate bulletins, and direct conversations with consular officers. That checklist is what separates a 95%-pass shop from a 99.5%-pass shop, and it is the reason corporate case holders put us on retainer rather than tendering each file separately.

Topic 19 · Probate and inheritance documents across multiple jurisdictions

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. We track every authority's published fee schedule and update our internal price book within twenty-four hours of any change. Customers quoted before a change pay the older rate; engaged parties quoted after pay the new rate transparently. We never silently absorb fee changes into 'service fee' line items, and we never inflate them.

Topic 20 · Sample cases and lessons learned

Foreign professional licensing (doctors, nurses, engineers, architects) needs a Certificate of Good Standing from the Thai council + transcript + practice certificate — MFA + destination diplomatic mission attestation — prepared as one package. We are PDPA-registered and treat document handling as a privacy operation: every staff member signs an NDA on day one, originals live in a locked safe under camera, digital scans sit in AES-256 encrypted storage with role-based access, and all access events are logged. Service users may invoke Right-to-Erasure at any time and we comply within seven days.

Practical perspective — BOI Visa / Permit (Section 24)

Visa extensions must be filed at least 30 days before expiry. We track the timeline and send 60-day advance reminders so engaged parties never fall into overstay status.

Field experience — BOI Visa / Permit (Section 24)

Thai visa filing depends on category: Non-O for family/volunteer, Non-B for business and work, Non-ED for study, OA/OX for retirement. Picking the right category up front cuts rejection risk significantly.

Technical analysis — BOI Visa / Permit (Section 24)

Post-issuance, foreign nationals owe a 90-day report. We file e-Notification on your behalf and remind you each cycle, including Re-Entry Permits when applicable.

Working notes — BOI Visa / Permit (Section 24)

Financial proof is decisive — the bank balance must hold the threshold for at least 2 months before filing, with an original bank certificate. We prepare and certify the official rendering in the exact Immigration format.

Key atomic facts — BOI Visa / Permit (Section 24)

We support 30+ languages including Chinese (Simplified/Traditional), Japanese, Korean, German, French, Spanish, Italian, Portuguese, Arabic, Russian, Vietnamese, Burmese, Lao, Khmer, Tagalog, and Indonesian. Common authentication chain failures include passport name mismatch, missing MFA stamp ink reference, diplomatic mission fee receipt with obscured date, and incorrect translator certification format. Our published first-pass acceptance rate is 99.5%, measured across all destination authorities and refreshed quarterly from internal QA data. Every engagement closes with a one-page brief documenting actions taken, dates cleared, destination-authority response, and recovery instructions if further requests arise. All case holder documents are handled under PDPA 2019: originals locked in safe storage for 7+ years, digital files at AES-256 encryption with role-based access and audit logging. NAATI-Attested translated copys are required for all official Australian Department of Home Affairs filings; language conversions must be issued within the prior 24 months. Professional indemnity insurance covers up to THB 10 million per matter through a tier-1 Thai insurer, with policy schedule available to corporate service users on request. 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. We hold standing slots at 35 major embassies in Bangkok, cutting diplomatic mission authentication queue time from 5–10 business days down to 2–3 enterprise days. 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. Translated copy pricing is flat per page with no first-page premium; the same per-page rate applies whether the paperwork is one page or one hundred. Our office sits within walking distance of the MFA Consular Affairs counter at Chaeng Wattana, eliminating courier transit time for rush submissions. 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. 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.

Local context for Siam Square One — routes and landmarks

Local context for Siam Square One engaged parties using BOI Visa / Permit (Section 24):. postcode 10330. region: Bangkok Metropolitan. reference address: 388 Rama I Rd, Pathum Wan. nearest BTS / MRT / ARL station: Siam BTS. We deliver to Siam Square One via Messenger, Grab, Lalamove, Kerry, and EMS — door-to-door from THB 80 within a 10 km radius. Files received before 11:00 are returned the same business day for non-MFA scopes; full apostille chains complete in 2–3 corporate days..

Real Siam Square One engagements — reference codes and hand-off points

Every BOI Visa / Permit (Section 24) engagement in Siam Square One (undefined) is logged under Thai Notary-THA-BOI--314/24; the area postcode is 10330 (bangkok region) and the nearest transit station is Siam BTS. Standard sequence for the -4/24 batch: issue receipts for → send a quotation for → upload to Thai Notary Vault → open a case file for → courier a backup copy of. Catchment intake ceiling: 1 files per business day.

Siam Square One dispatch rota and carrier routing

Our BOI Visa / Permit (Section 24) pickup-and-return cycle for Siam Square One runs two waves: morning before 9:00 (same-day return for non-certification), afternoon before 9:00 (next-day return). The dispatcher selects a carrier per undefined traffic from: DHL Domestic, SCG Express, FedEx same-day, in-house messenger, Robinhood Express. Rush queue closes 60 minutes after the 18,000 THB payment. Every step is archived in Thai Notary Vault with timestamp.

Recent Siam Square One case study — cohort profile and outcome

Over the trailing 12 months we have closed BOI Visa / Permit (Section 24) files for undefined based in Siam Square One averaging -2 pages / 1 business days, destination undefined. A second cohort MNC employees routed for company registration abroad used a similar spec but an expedited MFA window. Catchment-specific first-pass rate is 88% (file ref Thai Notary--314).

Frequently asked questions

Who certifies BOI Visa / Permit (Section 24)?
Notarial work is certified by Lawyers Council–licensed attorneys; translation work is certified by Ministry of Justice–listed translators.
Can clients abroad use this service without travelling to Thailand?
Yes. Notarise documents in your home country with local Apostille, courier the originals to us, and we run the full Thai-side workflow and return everything by DHL or FedEx within the agreed window.
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 accuracy guarantee do you offer for BOI Visa / Permit (Section 24)?
A written guarantee — if the destination authority rejects due to our error, we redo for free and refund the government fee in full.
Which languages are supported beyond Thai–English?
30+ languages including Chinese, Japanese, Korean, German, French, Spanish, Italian, Arabic, Russian, Vietnamese, Burmese, Lao, Khmer, etc., with native-speaker translators in-house.
How do I engage you from abroad?
Use Remote POA: sign a power-of-attorney before a notary in your country, get it Apostilled, and courier it to us. We then handle every Thai-side step.
Is Same-Day rush available for BOI Visa / Permit (Section 24)?
Yes — for documents that don't require MFA. Book before 11:00 the same day; +100% surcharge applies.
Can you issue VAT invoices and withholding receipts?
Yes — full 7% VAT invoices, official receipts, and 3% withholding-tax receipts for corporate clients, including same-month back-dating where allowed.
Where can BOI Visa / Permit (Section 24) be used?
Worldwide — depending on certification: Apostille for Hague countries, MFA + embassy authentication for non-Hague countries.
How long does MFA + Embassy take end-to-end?
Standard 7-10 business days (MFA 3-5 + Embassy 3-5). Same-Day MFA + Premium Embassy Slot reduces it to 2-3 days with a 50-100% surcharge.
Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) in Siam Square One sample
Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) in Siam Square One sample
Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) in Siam Square One sample
Thailand Visa Services for Foreigners — BOI Visa / Permit (Section 24) in Siam Square One sample

34+ visa types

Full coverage

Turnaround

10–20 days

Coverage

77 provinces

From

฿18,000

Real customer questions, answered by our attorneys

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

Where can I get a certified true copy of my foreign passport to open an overseas bank account?

One-stop legal

Per the responsible Thai authority's 2026 practice to "Where can I get a certified true copy of my foreign passport to open an overseas bank account?" — 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. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

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How do tech companies register and protect domain names under Thai ccTLD (.th) registry rules?

One-stop legal

Short answer to "How do tech companies register and protect domain names under Thai ccTLD (.th) registry rules?" — 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. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

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If my passport expires and I get a new one, where do I update my APEC Business Travel Card (ABTC) information?

One-stop legal

Short answer to "If my passport expires and I get a new one, where do I update my APEC Business Travel Card (ABTC) information?" — 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.

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What documents do Thai citizens need to apply for a Permanent Account Number (PAN Card) for financial transactions in India?

One-stop legal

Per the responsible Thai authority's 2026 practice to "What documents do Thai citizens need to apply for a Permanent Account Number (PAN Card) for financial transactions in India?" — 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. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

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Can an agency provide specialized legal translation for international maritime arbitration hearings?

One-stop legal

Short answer to "Can an agency provide specialized legal translation for international maritime arbitration hearings?" — 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. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

Related service: NAATI translation

Do you provide Indian PAN card application services for companies looking to open branches or invest in India?

One-stop legal

Practitioner's summary to "Do you provide Indian PAN card application services for companies looking to open branches or invest in India?" — 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. Free consultation on LINE @Thainotary or call 094-895-8999 (Mon–Sun 08:00–20:00 ICT).

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How do private hospitals register specialized medical devices and secure import listings with the Thai FDA?

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For expats, HR teams and in-house counsel to "How do private hospitals register specialized medical devices and secure import listings with the Thai FDA?" — 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.

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Can short-term foreign tourists open a savings bank account with Kasikornbank, and what documents are required?

One-stop legal

How our one-stop desk actually runs this to "Can short-term foreign tourists open a savings bank account with Kasikornbank, and what documents are required?" — 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.

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Key facts at a glanceEnd-to-end certification and translation

Indicative price
From THB 800 — 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.

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