Relevant Event in Edenor

Deferral of Edenor’s Own Distribution Cost Variation Adjustment and Agreement for Regularization of Pending Obligations

Release

Buenos Aires, July 31, 2018. Pampa Energía S.A. (‘Pampa’ or the ‘Company’; NYSE: PAM; BYMA: PAMP) informs that today its electricity distribution subsidiary Empresa Distribuidora y Comercializadora Norte (‘Edenor’) agreed with the Ministry of Energy to differ 50% of the Own Distribution Cost (‘CPD’) variation adjustment set forth under the Concession Agreement corresponding to the semester February-August 2018, to be charged in six consecutive monthly installments as from February 1, 2019, which does not imply either a negative economic impact for Edenor or any effect in the service’s quality parameters resulting from the Integral Tariff Review (‘RTI’) implemented on February 1, 2017.

Moreover, the Ministry of Energy agreed to carry out the necessary administrative actions towards the regularization of the pending obligations from the Transition Period, as well as to promote the settlement of pending issues related to the New Framework Agreement approved by Decree No. 1,972/2004 in regards to the consumption in shantytowns.

For further information, please contact:

Gustavo Mariani – Vice-President
Ricardo Torres – Vice-President
Mariano Batistella – Planning, Strategy and Affiliates Executive Director
Lida Wang – Investor Relations Officer

The Pampa Energía Building
Maipú 1, (C1084ABA), Buenos Aires, Argentina
Phone: +54 (11) 4344 6000
http://www.pampaenergia.com/ir
investor@pampaenergia.com