1.1  Passport or travel document with validity not less than 6 months with two blank pages. Two signed copies of front and last page of passport.  
1.2  One visa application form completely filled in and signed by applicant. 
1.3  Two colour photographs of the applicant with the specification 3.5 x 4.5 cm. not older than 3 Months with white background, face and eyes are in direct position to the camera, without sunglasses or hat or any other head covering, except for some religious beliefs or ethnic background.
1.4  Evidence of travel: A photocopy of confirmed one-way ticket from the airline.

2.1  Original invitation letter from company/organisation foreigners (must be typed in the company’s letter head and signed by authorised person with a copy of his/her ID card or passport) where the spouse/parent/child is employed.
2.2  Cover letter from the spouse/parent/child, residing/working in Thailand stating applicant’s name, passport details, family relationship, purpose and duration of visit.
2.3  Spouse’s/ parent’s/child’s copy of work permit or equivalents (in case working with international organisation) certified by holder.
2.4  Spouse’s/ parent’s/ child’s copy of passport (first and last pages, visa page, and extension of stay permission page) VISA AND WORK PERMIT MUST BE VALID FOR A MINIMUM OF 90 DAYS.
2.5  Certificate of marriage in English (spouse) attested by MEA.
2.6  Birth certificate in English (child) attested by MEA.
2.7  In case spouse is working with company under BOI promotion, original letter from BOI for grant of dependant visa.
2.8  Thai company's registration papers with a list of shareholders issued no more than 6 months.
2.9  Thai company’s business & income tax papers (Por Ngor Dor 20 and/or Por Ngor Dor 50/30 of latest tax payment year).
2.10  Thai company's registration papers and list of shareholders (DBD Papers & Por Ngor Dor 20).
2.11  If the Thai company is newly established and does not have tax papers then require a letter from the Thai company stating the mentioned facts. The letter must be stamped and signed by executive level with attached copy of ID proof or passport.

3.1  Applicant's bank statement of six months (must be original and attested by the bank) with   consistent balance of USD 700 per person.
3.2  In case the current bank balance is less than 700 USD, a cover letter, typed and signed by a family member who sponsors the trip, and whose name is on the above bank statement along with singed photocopy of passport of the sponsor (in case of submitting the financial proof of the applicant’s sponsorship by a family member) and proof of the relationship (government issued) with MEA attestation.

4.1  Proof of hotel/accommodation reservation in Thailand from the hotel/accommodation with contact number and address which should include applicant's name and/or rental agreement in Thailand with a signed copy of Thai ID cards of the lessor.
4.2  If staying at company’s accommodation, must provide the Company’s letter mentioning the address and contact information of the mentioned accommodation.