3i Infrastructure Regulatory News (3IN)

21 February 2018

Special dividend and proposed share consolidation - Publication of EGM Circular

Further to the announcement this morning, 3i Infrastructure plc ("3i Infrastructure" or "the Company") has today posted to shareholders a circular ("the EGM Circular") regarding the special dividend and the share consolidation. The EGM Circular contains the notice of an extraordinary general meeting of the Company (the "EGM") to be held at the offices of Hogan Lovells International LLP, Atlantic House, Holborn Viaduct, London EC1A 2FG at midday on 14 March 2018.

Highlights

· The Company will return £425 million to shareholders by way of a special dividend of 41.4 pence per Existing Ordinary Share to be paid on 29 March 2018.

· A share consolidation is proposed, with every 19 Existing Ordinary Shares being consolidated into 15 New Ordinary Shares. The share consolidation is intended to maintain comparability, as far as possible, of the Company's share price before and after the payment of the special dividend.

Key expected dates

All references are to London time. If any of these times or dates change, the revised times or dates will be notified to shareholders through a Regulatory Information Service.

Defined terms used in this announcement shall bear the meanings given in the EGM Circular.

A copy of the EGM Circular has been made available on the Company's website (www.3i-infrastructure.com) and submitted to the National Storage Mechanism. It will shortly be available for inspection at: www.morningstar.co.uk/uk/NSM.

For information, please contact: