4. States Parties shall, as appropriate and in accordance with the fundamental principles of their legal system, collaborate with each other and with relevant international and regional organizations in promoting and developing the measures referred to in this article. That collaboration may include participation in international programmes and projects aimed at the prevention of corruption.
四、缔约国均应当根据本国法律制度的基本原则，酌情彼此协作并同有关国际组织和区域组织协作，以促进和制订本条所述措施。这种协作可以包括参与各种预防腐败的国际方案和项目。