Notice to the Market – Settlement of the 19th Issuance of Debentures (Exchange Offer)* Indenture - 19th Issue of Debenture (Exchange Offer)* Notice to the Market – Voluntary Acquisition Offer – 1st Series of the 10th Issue Notice to Debentures Holders – Voluntary Acquisition – 1st Series of the 10th Issue Moody’s Local Brazil - Assigns "AAA (br) Rating to TAESA’s 19th Debenture Issue