This publication provides guidance to countries seeking to establish a national position on the introduction or re-establishment of a nuclear power programme. It provides direction to political decision makers, energy experts, and other stakeholders about the process for establishing a national position as countries prepare national nuclear energy policies. It also helps embarking countries to build a consistent and durable national position for nuclear power on the basis of sound energy planning and greater public involvement in order to maintain the country's long term commitment, regardless of possible political changes in a country.