About the document
- Country:
- Thailand
- Category:
- Work permits
- How to fill:
- Chat in any language → original form → PDF
- Price:
- form free · chat ฿149 per document
- Last updated:
What this document is
Form BT. 55 (แบบ บต. ๕๕, "แบบแจ้งเข้าทำงานของคนต่างด้าว ตามมาตรา ๖๔/๒") is a form of the Thai Department of Employment. According to its heading, it is for foreigners who have been permitted to work: the foreigner informs the registrar which employer they have started working for, from what date and where.
The form has two pages: the front page is the notification itself, the back page lists the supporting documents and is completed by the office.
Who fills it in and where it is filed
- the foreign worker who has been permitted to work — personally or through an authorised person;
- it is received by the registrar (นายทะเบียน) of the Department of Employment; check with your provincial or Bangkok area Employment Office where and within what period it must be filed;
- the form does not state a deadline or fee — check them with the office.
What the form asks for
- date of the notification (Buddhist Era year, พ.ศ.);
- worker's title, name, nationality, sex, age and passport (or document in lieu) number;
- current address in Thailand and phone;
- employer's name and Thai ID number (individual) or juristic person registration number (company), type of business;
- date work started, work permit number and main nature of work;
- workplace address and phone;
- the worker's handwritten signature.
Documents to attach (listed on the back of the form)
- filing in person: a copy of the passport, temporary passport, document in lieu of passport or other document issued by the Thai authorities;
- filing through an authorised person: a power of attorney with the full stamp duty affixed;
- plus a copy of the principal's passport or document in lieu, and the ID card of the authorised person (the officer makes the copy), or other documents if required.
The office may ask for additional documents — check the full list with the Employment Office.
How to fill it in with FoxDocs
- Answer the chat questions about the worker, the employer and the workplace.
- The assistant circles the title, prints the sex in Thai and converts the years to พ.ศ.
- Download the PDF, check it, sign by hand and file it with the documents.
Source
Official file of the Department of Employment: https://www.doe.go.th/prd/download/download_by_pool_file/76500 (checked 2026-10-08).