Avangrid (AGR) 8-K AVANGRID Reports First Quarter 2016 Earnings Results and Increases Outlook

EXHIBIT 99.3

NEWS RELEASE

April 20, 2016 Contact: Patricia Cosgel (203) 499-2624

AVANGRID Declares Quarterly Dividend

New Haven, CT – April 20, 2016 (NYSE: AGR) – AVANGRID announced that its Board of Directors declared a quarterly dividend of $0.432 per share on its Common Stock at today’s Board meeting. This dividend is payable July 1, 2016 to shareowners of record at the close of business on June 10, 2016.

AVANGRID, Inc. (NYSE: AGR) is a diversified energy and utility company with more than $30 billion in assets and operations in 25 states. The company operates regulated utilities and electricity generation through two primary lines of business. Avangrid Networks includes eight electric and natural gas utilities, serving 3.1 million customers in New York and New England. Avangrid Renewables operates 6.3 gigawatts of electricity capacity, primarily through wind power, in states across the United States. AVANGRID employs 7,000 people. The company was formed by a merger between Iberdrola USA and UIL Holdings Corporation in 2015. IBERDROLA S.A. (Madrid: IBE), a worldwide leader in the energy industry, owns 81.5% of AVANGRID. For more information, visit www.avangrid.com.