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US Amity Treaty

US Amity Treaty in Thailand

The Treaty of Amity and Economic Relations between the United States of America and the Kingdom of Thailand was signed on May 29, 1966. This treaty allows U.S. citizens and businesses to establish a company or branch office in Thailand. Under the treaty, is permitted to do almost anything a Thai company does.

An Amity Treaty Company allows American wholly owned companies to be registered and incorporated in Thailand with the benefits of a Thai company and without the limitation of American foreign shareholding, however must remain as 51% minimum of American shareholders. This kind of company also surpasses most restrictions that are consisted in the Foreign Business Act.


  1. American companies can own a majority of the shares of its company and branch office in Thailand
  2. To receive national treatment – engage in business on the same basis as Thais
  3. Exemption from most of the restrictions on foreign investment imposed by the Alien Business Decree of 1972.

Who is eligible?

  1. American sole Proprietorship - U.S. citizen by birth or naturalization
  2. U.S. Company acquiring Thai Company: Partnership Branch Office, Joint Venture, or Limited Company - U.S. citizen by birth or naturalization
  3. Thai Company with Majority of American’s shareholder(s) - U.S. citizen by birth or naturalization



Corporate Law Firm in Thailand

On behalf of international clients, a corporate lawyer in Thailand with a depth of experience can assist in setting up and registering Thai and Amity treaty companies. Our legal counsel and business consultants are strong in business and conflict resolution experience. That depth of experience, coupled with a contemporary perspective, means our corporate lawyers and business consultants tend to be forward- thinking and innovative in satisfying client needs.

Let M & S Law Office 2006 help you by calling us at (+66)2 693-2036 or send email via or send us enquiry.



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