Korea Selatan. Sebagai contoh, klausa FET dalam Pasal 3 Ayat 2 UK-
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Indonesia BIT berbunyi sebagai berikut. “Investments of nationals or companies of either Contracting
Party shall at all times be accorded fair and equitable treatment and shall enjoy full protection and security in the territory of the
other Contracting Party . Each Contracting Party shall ensure that the management, maintenance, use, enjoyment or disposal of
investments in its territory of nationals or companies of the other Contracting Party is not in any way impaired by unreasonable or
discriminatory measures. Each Contracting Party shall observe any obligation it may have entered into with regard to investments
of nationals or companies of the other Contracting Party.”
2. Perjanjian Regional
Pada tingkat perjanjian regional, prinsip FET juga dianggap penting dalam kerangka kerjasama perdagangan. Beberapa perjanjian regional yang mencakup
klausa FET dalam isi perjanjiannya antara lain the Fourth Convention of the African, Caribbean and Pacific Group of States ACP, European Economic
Community EEC atau Lomé IV tahun 1990, dan North Atlantic Free Trade
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Agreement NAFTA tahun 2001. Pasal 159 dalam Konvensi pembentuk Common
Market for Eastern and Southern Africa COMESA tahun 1994 juga mewajibkan negara anggota untuk “memberikan FET kepada investor swasta”.
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NAFTA pada Pasal 11051 tentang “Standar Perlakuan Minimum” mengatur bahwa: “Each Party shall accord to investments of investors of another
Korea-Indonesia BIT 1994
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Lomé IV berlaku sejak tanggal 1 Maret 1990.
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Convention on the Establishment of Common Market for Eastern and Southern
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Africa COMESA, 1994, http:www.comesa.intattachmentsarticle28 COMESA_Treaty.pdf diakses pada 15 Oktober 2015.
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Party treatment in accordance with international law, including fair and equitable treatment and full protection and security.”
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Pada kawasan Asia Tenggara, prinsip FET terdapat dalam Pasal IV ASEAN Treaty for the Promotion and Protection of Investment tahun 1987 dan juga pada
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perjanjian investasi ASEAN yang baru yaitu pada Pasal 11 ASEAN Comprehensive Investment Agreement ACIA tahun 2009 yang berbunyi:
Article 11 Treatment of Investment
1. Each Member State shall accord to covered investments of investors of any other Member State, fair and equitable treatment and full
protection and security. 2. For greater certainty:
a fair and equitable treatment requires each Member State not to deny justice in any legal or administrative proceedings in
accordance with the principle of due process; and b full protection and security requires each Member State to take
such measures as may be reasonably necessary to ensure the protection and security of the covered investments.
3. Perjanjian Multilateral
