Terna - Rete Elettrica Nazionale SpA / ADR F-6EF Automatic registration for ADRs (foreign)

Certification under Rule 466

The depositary, Deutsche Bank Trust Company Americas, represents and certifies the following:

(1)  That it previously had filed a registration statement on Form F-6 (RIB Software AG 333-194007) that the Commission declared effective, with terms of deposit identical to the terms of deposit of this registration statement.

(2)  That its ability to designate the date and time of effectiveness under Rule 466 has not been suspended.

By:	DEUTSCHE BANK TRUST COMPANY AMERICAS, Depositary
By:	/s/ James Kelly
Name:	James Kelly
Title:	Vice President
By:	/s/ Christopher Konopelko
Name:	Christopher Konopelko
Title:	Director