Notification of urgent and necessary work — what should you know about document translation and certification?

The issue to settle here is “Notification of urgent and necessary work”, so it covers both the requirements attached to this document set and the order the steps must follow. After certification, scan the full set before it leaves your hands. High-resolution photos of seals and signatures help when the destination asks for re-verification. Record the reference number of each certification layer; it is the fastest way to trace status. The deciding factor is the receiving body's requirement, not only the format of the Thai-side document. A key variable is the filing channel (in person, agent or online), which sets the copy format to prepare. The terms that frame this page are Notification · urgent · necessary · work. If multiple certified sets are needed, order them all in the first round to avoid re-queuing. Plan the schedule with room for at least one review cycle at the receiving office. Before starting, plan the timeline so certification finishes before the real filing deadline, then ask in advance which category of certified translator the destination accepts, then make sure document numbers, issue dates and issuing-office names match across the set. Foreign documents used in a work permit or incorporation file — degrees, experience letters, the parent company's certificate of incorporation, powers of attorney and passports — must be translated into Thai or English as the office requires and certified along the correct chain: certification in the country of origin, then embassy or Department of Consular Affairs legalisation as applicable. Thailand deposited its instrument of accession to the Apostille Convention on 30 June 2026, but the Convention is not yet in force for Thailand, so embassy and Department of Consular Affairs legalisation remains the working route. ILC handles the document side only — certified translation, notarial signature certification and legalisation runs at the Department of Consular Affairs or an embassy. ILC is not the deciding authority and cannot guarantee an approval. Cost and lead time depend on page count, language pair and the certification steps the receiving authority requires, so every file is quoted before work starts. Send the checklist you were given, the applicant's nationality and the office you will file with via LINE @Thainotary, call +66 094-895-8999 or email contact@thainotary.co.th.

ขอใบเสนอราคาฟรี — LINE @Thainotary · โทร 094-8958999 · อีเมล contact@thainotary.co.th