Pursuant to Human Rights Council Resolution 27/7 of 2014, the Special Rapporteur on the human rights to safe drinking water and sanitation, Mr. Léo Heller, was mandated to work on identifying challenges and obstacles to the full realization of the rights, as well as protection gaps, good practices and enabling factors.

On 3 June 2016, the Special Rapporteur held an expert consultation with experts on gender, human rights and water and sanitation from various fields. He also requested responses to a questionnaire, the results of which are available below.