This Order amends the Glyn Rhonwy Pumped Storage Generating Station Order 2017, a development consent order under the Planning Act 2008, following an application made in accordance with the Infrastructure Planning (Changes to, and Revocation of, Development Consent Orders) Regulations 2011 for a non-material amendment under paragraph 2 of Schedule 6 to the Planning Act 2008. This Order amends the time limit within which the development authorised by the Order must be commenced.