In 1992, reforms to the Constitutive Agreement came into force to allow the incorporation of extra-regional partners, in order to strengthen the Bank financially and institutionally. In this way, the Republic of China (Taiwan) is one of the first extra-regional partners to join CABEI.

In the coordination of development projects, the Republic of China (Taiwan) cooperation for the region focuses on key areas for poverty reduction, such as food security, education, agriculture, Micro, small and medium-sized enterprises, agribusiness, coffee producing sector affected by rust, export promotion and forestry and industrial development.

In 2021, CABEI opened its representative office in the Republic of China (Taiwan) located at the Taipei 101 building.