Light : Notice to the Market- Change in the composition of the Statutory Audit Committee

LIGHT S.A.

CNPJ nº 03.378.521/0001-75

NIRE 33.300.263.16-1

PUBLICLY-HELD COMPANY

Notice to the Market

Light S.A. ("Light" or "Company") (B3: LIGT3; ADR I: LGSXY), in compliance with CVM's Resolution 80/22, informs its shareholders and the market in general that, at a meeting of its Board of Directors held on this date, the election of Mr. Ricardo Henrique Baras as independent member and Coordinator of the Statutory Audit Committee was approved.

Mr. Ricardo Baras, a professional with international experience in 34 countries in the areas of auditing, controlling, risk management and Compliance, has a degree in business administration from PUC São Paulo and has more than 37 years of experience in companies such as Vale SA, Suzano, Alcoa Alumínio and Novartis.

The Committee now has the following composition:

Statutory Audit Committee

Ricardo Henrique Baras (Coordinator)

Abel Alves Rochinha

Hélio Paulo Ferraz

Raphael Manhães Martins

Rio de Janeiro, October 17, 2023.

Eduardo Gotilla

Chief Financial and Investor Relations Officer

LIGHT S.A.