sentences:  Deca was registered under the EU's REACH Regulation at the end of August 2010.The UK's Advisory Committee on Hazardous Substances (ACHS) presented their conclusions following a review of the emerging studies on Deca-BDE on 14 September 2010.On 5 July ECHA withdrew Deca-BDE from its list of priority substances for Authorisation under REACH, therefore closing the public consultation.