„France, the United Kingdom and the United States have not taken part in the negotiation of the treaty on the prohibition of nuclear weapons. We do not intend to sign, ratify or ever become party to it. Therefore, there will be no change...“
The non-governmental organisation ICAN (International Campaign to Abolish Nuclear Weapons) provides up-to-date and profound information and comment on the ongoing UN consultations towards a Nucelar Weapons Ban .
You can find their documentation on the treaty draft, the proceeding
As a intermediate result of the recent negotiation between 132 UN member states in late march 2017, on May 22 a first draft of the United Nations treaty to prohibit nuclear weapons was released.
This draft will be the basis of further negotiations from June 15 to July 7.