The present report, submitted pursuant to Human Rights Council resolution 43/23, contains an overview of State obligations under article 31 of the Convention on the Rights of Persons with Disabilities to collect and maintain data for the purpose of developing evidence-based policies aimed at realizing the rights set out in the Convention. The report contains guidance on a human rights-based approach to data, specifically for persons with disabilities, highlighting aspects connected to data collection and the rights to privacy and access to information.