Rating

S&P

On September 10, 2015, Standard & Poor’s – S&P downgraded the corporate credit ratings assigned to the Company and its subsidiaries Neoenergia Coelba, Neoenergia Pernambuco and Neoenergia Cosern to ‘BB+’ on the Global Scale and ‘brAA+’ on the National Scale with a negative perspective for both. On the same date, S&P reassessed the corporate credit rating of Neoenergia Elektro from ‘brAAA’ to ‘brAA+’. This movement was a reflection of the downgrade of Brazil’s sovereign rating, due to the condition of regulated sector in which the electric power concessionaires are inserted. Itapebi and Termopernambuco were also downgraded in their Issue Ratings from brAA+ to brAA.

On February 17, 2016, the rating agency S&P again downgraded Brazil’s sovereign rating. Due to the condition of the abovementioned regulated sector, the corporate credit ratings of Neoenergia, Neoenergia Coelba, Neoenergia Pernambuco and Neoenergia Cosern were downgraded from ‘brAA+’ to ‘brAA-‘ on the Brazilian National scale with a negative outlook. On that date, Itapebi, Termopernambuco and NC Energia were also downgraded in their Issue Ratings from ‘brAA’ to ‘brA+’ and Neoenergia Elektro from ‘brAA+’ to ‘brAA-‘. On July 21, 2016, S&P reaffirmed Neoenergia Elektro corporate credit rating assigned to the company in the previous review.

On March 27, 2017, S&P reiterated the corporate credit ratings established in the previous review assigned to the Company and its subsidiaries.

On May 23, 2017, S&P also reaffirmed Neoenergia Elektro ’ corporate credit rating as ‘brAA-‘. It is important to note that, even after the downgrading, the Company remains among the best companies on the scale of the electric sector Rating.

On January 12, 2018, Standard & Poor’s – S&P downgraded the corporate credit ratings assigned to Neoenergia and its subsidiaries to ‘BB-‘ on the Global Scale and ‘brAA-`/Stable Outlook on the Brazilian National Scale. This movement was a reflection of the downgrade of Brazil’s sovereign rating, due to the condition of the regulated sector in which Neoenergia is inserted.

On January 24, 2018, Standard & Poor’s – S&P reaffirmed the long-term corporate credit ratings ‘BB-‘ on the global scale and the long-term and short-term ratings ‘brAA-/brA-1+’ on the National Scale Brazil assigned to Neoenergia and its subsidiaries on January 12, 2018.

On July 11, 2018, Standard & Poor’s – S&P raised the ratings according to new credit methodology at the national and regional scales. As a result of this change, Neoenergia’s rating increased from brAA- to brAAA, which represents the highest overall capacity of a Company to meet its financial obligations. The corporate ratings outlook remains stable.

On January 24, 2019, Standard & Poor’s – S & P reaffirmed the corporate credit ratings of Neoenergia and its subsidiaries, Neoenergia Coelba, Neoenergia Pernambuco, Neoenergia Cosern and Neoenergia Elektro in ‘BB-‘ in the Global Scale and ‘brAAA` in the National Scale Brazil, with a stable outlook, reflecting Brazil’s sovereign rating, which limits those of Neoenergia. On the same date, S & P reaffirmed Neoenergia Coelba, Neoenergia Pernambuco, Neoenergia Cosern and Neoenergia Elektro’ s’ brAAA ‘ratings and’ brAA + ‘from Neoenergia, Calango 6, NC Energia and Termopernambuco.

On April 8, 2019, Standard & Poor’s – S & P assigned the ‘brAA +’ issue rating on the Brazil National Scale to the first issue of debentures of Lagoa 1 Renewable Energy S.A. (Lagoa 1).

On December 10, 2019, Standard & Poor’s – S & P reaffirmed the corporate credit ratings of Neoenergia and its subsidiaries, Neoenergia Coelba, Neoenergia Pernambuco, Neoenergia Cosern and Neoenergia Elektro in ‘BB-‘ in the Global Scale and ‘brAAA` in the National Scale Brazil, changing the perspective from stable to positive, reflecting Brazil’s sovereign rating, which limits those of Neoenergia.

On April 6, 2020, S&P Global Ratings revised the outlook on the sovereign rating on Brazil to stable from positive, which reflects diminishing prospects for an upgrade over the coming year due to the negative impact of the COVID-19 pandemic on the economy. S&P also affirmed its ‘BB-‘ global scale and ‘brAAA’ national scale ratings.

On March 30, 2021, Standard & Poor´s – S&P reaffirmed the rating of Neoenergia and its DisCos at “BB-” on the Global Scale and ‘brAAA` on the Brazil National Scale, limited to the sovereign rating.

On March 29, 2022, Standard & Poor´s – S&P reaffirmed the rating of Neoenergia and its DisCos at “BB-” on the Global Scale and ‘brAAA` on the Brazil National Scale, limited to the sovereign rating.

On January 9, 2023, Standard & Poor´s – S&P assigned the ‘brAAA’ rating on the National Brazil  Scale to the 15th Debenture issuance of Neoenergia Coelba.

On March 27, 2023, Standard & Poor´s – S&P reaffirmed the rating of Neoenergia and its DisCos at “BB-” on the Global Scale and ‘brAAA` on the Brazil National Scale, limited to the sovereign rating.

On July 27, 2023, Standard & Poor´s – S&P assigned the ‘brAAA’ rating on the National Brazil  Scale to the 16th issue of Debentures issuance of Neoenergia Coelba.

On November 29, 2023, Standard & Poor´s – S&P assigned the ‘brAAA’ rating on the National Brazil  Scale to the 17th  Debenture issuance of Neoenergia Coelba and the 13th Debenture issuance of Neoenergia Pernambuco.

On December 20, 2023, Standard & Poor’s – S&P raised the corporate credit ratings assigned to the Company and its subsidiaries (Neoenergia Coelba, Neoenergia Pernambuco and Neoenergia Cosern) from ‘BB-‘ to ‘BB’ on the Global Scale, with a stable outlook, and reaffirmed the ‘brAAA’ rating on the national scale. This move reflects the raise in Brazil’s sovereign rating due to the approval of the Tax Reform.

On March 11, 2024, Standard & Poor´s – S&P assigned the ‘brAAA’ rating on the National Brazil  Scale to the 14th  Debenture issuance of Neoenergia Pernambuco, the 12th Debenture issuance of Neoenergia Elektro and the 6th Debenture issuance of Neoenergia Brasília and assigned the ‘brAA+’ rating to the 6th Debenture issuance of Itapebi.

On March 21, 2024, Standard & Poor´s – S&P assigned the ‘brAAA’ rating on the National Brazil  Scale to the 12th  Debenture issuance of Neoenergia Cosern.

On March 27, 2024, Standard & Poor´s – S&P reaffirmed the rating of Neoenergia and its DisCos at “BB” on the Global Scale and ‘brAAA` on the Brazil National Scale, limited to the sovereign rating.