The framework agreement of the International Solar Alliance (ISA) was opened for signature of member countries in

The framework agreement of the alliance was opened for signature at Marrakesh, Morocco, during the 2016 climate conference.

New Delhi hosts the alliance headquarters but was not the signing venue.

Paris saw the launch announcement, not the opening for signature.

Geneva was not the venue for this step.

The Moroccan meeting is where member states began signing.

The alliance later became a treaty-based international organisation.