The present document has been prepared in response to the request in paragraph 15(b) of General Assembly resolution 65/186, in which the Secretary-General was asked to 'provide information on best practices at international, regional, sub regional and national levels for including persons with disabilities in all aspects of development efforts'...The document is divided into four main sections. Following this brief introduction, section II will focus on the initial criteria for the assessment of best practices. Section III presents a number of recommendations, suggesting also how the United Nations can facilitate the process of mainstreaming disability and persons with disabilities in development and highlighting the interlinks between the mainstreaming of disability and achievement of the Millennium Development Goals (MDGs); and section IV contains 26 case studies from across the globe.