New section 12G CMA’s powers on allowing an appeal
737 Subsection (1) allows for the CMA, where it allows an appeal (in full or in part), to quash Ofwat’s licence modification decision and/or send the proposed modification back to Ofwat to reconsider and make a new decision based on any CMA direction.
738 Subsection (2) allows CMA only to direct Ofwat to do something that it has the power to do.
739 Subsection (3) requires Ofwat to comply with a direction.