United Utilities Regulatory Update

United Utilities Group PLC 17 April 2014 UNITED UTILITIES REGULATORY UPDATE After careful consideration, the Board of United Utilities Water PLC has todayconfirmed to Ofwat that it expects to submit its revised business plan,covering the 2015-20 period, by 27 June 2014. This will enable the company to fully consider the detailed feedback receivedfrom Ofwat and other stakeholders, ahead of submitting its revised plan. In line with the existing price review timetable, this submission date meansthat Ofwat's draft determination in respect of the company's business plan isscheduled to be published on 29 August 2014 and the final determination on 12December 2014. United Utilities' contacts For further information on the day, please contact: Gaynor Kenyon - Corporate Affairs Director +44 (0) 7753 622282David Rogers - Investor Relations Manager +44 (0) 1925 237019Peter Hewer / Martin Pengelley - Tulchan Communications +44 (0) 20 7353 4200