Clarify
After submitting an application through the system, the Office will verify the completeness and accuracy of the application and supporting documents before accepting the application, with the following conditions:
1.If the application information and supporting documents are found to be complete and accurate, the Office will proceed with the application acceptance.
2.If the application information and supporting documents are found to be incomplete or inaccurate, the Office will provide a list of additional required documents through the e-Investment Promotion System. Applicants will be given 30 calendar days from the date of return to make corrections. If the corrections are not made completely and accurately within the specified timeframe, the Office will reject the application and remove it from the system.

As from 2 January 2020, Office of the BOI will cancel the document submission process of Investment Promotion Application Form. Business operators can submit their investment promotion applications via the e-Investment Promotion System at the website:
https://boi-investment.boi.go.th/public
Except:
• Application for Enhancement Measure for Smart and Sustainable Industry
• Application for Investment Promotion for Business Transfer
• Investment Promotion Measures for Community and Society Development
Usability guideline
*The system is compatible with Google Chrome only.*
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