1.1 This statement is addressed to all firms regulated by the Prudential Regulation Authority (PRA) who are required to submit supervisory reports under the Regulatory Reporting, Close Links and Change in Control Parts of the PRA Rulebook [On 7 August 2019, this SS was updated – see the annex for full details]. Its purpose is to set out the PRA’s expectations for how firms should complete the data items and returns required by those Parts.