google-site-verification: google197d0f084263612c.html
dot dot

Thai Tax Laws
BOI Tax Privileges

Ultima Advisory

Ultima Advisory was set up by Tax, Accounting and Legal professionals who mainly had experiences from working for 4 largest firms of Audit, Tax and Legal Services in the world (Big-four firms). Ultima team has more than 20 years of experiences in serving large companies, SMEs and multinational enterprises. The team is a combination of Licensed Auditors (CPA Thailand), Internal Auditors, Tax Specialists, Customs Specialist and Lawyers. Our services include; 

Ultima team of CPA and Tax Consultants devote to quality and applying the mixture of knowledges in providing our client the ultimate services and solutions.

Based on our experience of working on ‘both sides of the fence’ and with various type of businesses, we realize that each of the clients is different and has a unique mix of size, products, processes and environments. Every case has specific and different driver and related regulations which need to be carefully understood and considered when providing the services. In tune with this, Ultima provides a holistic, flexible and custom-made consulting approach to each and every project.  

These, alongside our belief in true client partnership, team integration and transfer of knowledge have all become hallmarks of our Audit and Consulting Services.



Thailand Tax System

Direct Taxes
Direct taxes levied by the Revenue Department include;
- Corporate Income Tax
-Foreign company branch profit remittance tax, and
- Personal Income Tax.
Indirect Taxes
Indirect taxes are;


Thai Income Tax
Tax Incentives for investment in Thailand
Copyright © 2010 Ultima Advisory

Ultima Advisory Co., Ltd.
1275/3 Soi Pariyanont, Bangpongpang, Yannawa, Bangkok 10120, Thailand
Tel: 66 (0) 2 6892454 Mobile :66(0)92-648-9664
email :