The Netherlands will improve tax transparency and update tax treaties with low-income countries and low middle-income countries. Tax treaties with Zambia and 22 other poor countries will be revised to allow the incorporation of anti-abuse clauses where necessary. This was announced by Ploumen, Minister for Foreign Trade and Development Cooperation and Weekers, State Secretary for Finance in a letter to the Dutch Lower House in which they also responded to studies by SEO Amsterdam Economics (SEO) and the International Bureau of Fiscal Documentation (IBFD).