The information requested is not collected centrally, and could only be gathered by contacting each establishment individually, which would involve disproportionate cost.
There is a requirement for all providers of secure accommodation to comply with existing legislation, including the Disability Discrimination Act 2005. In addition there are further requirements on the different categories of secure establishment to make adequate provision for those with disabilities, including the National Minimum Standards for Children's Homes, contractual agreements with providers and Prison Service Order 2855. These requirements ensure that deaf young people who are in custody receive proper provision.