Capacity Development Tools

This publication aims to provide National Tax Administrations with a methodology to identify and measure Tax Transaction Costs for taxpayers and tax institutions, assisting in the identification of possible policy reforms aimed at reducing these costs, while fostering greater tax compliance. The recommendations are based on good practices and build upon the inputs from several developing countries and the pilot implementation of the methodology in Costa Rica and Uruguay. Subsequently, the methodology was also used by tax administrations in Brazil and Chile.

The UN Model Convention is a non-binding instrument which aims to provide guidance to countries in designing double tax treaties, as well as in applying and interpreting them. It is developed and updated by the UN Committee of Experts on International Cooperation in Tax Matters, a subsidiary body of the Economic and Social Council, composed by 25 members from developed and developing countries acting in their personal capacity. The UN Model Convention is formulated to take into account the specific needs of developing countries in designing double tax treaties in line with their own policy…