MATERIAL FACT

Alberto Griselli assumes the positions of CFO and IRO of the Company on an interim basis

TIM S.A., ("TIM" or "Company") (B3: TIMS3; NYSE: TIMB), pursuant to Article 157 of Law No. 6404 and the provisions of CVM Resolution No. 44/21, communicates to its shareholders, the market in general the following:

On today's date, the Company's Board of Directors elected Mr. Alberto Mario Griselli, Chief Executive Officer ("CEO") of the Company, to assume the positions of Chief Financial Officer ("CFO") and Investor Relations Officer ("IRO"), on an interim basis, as of February 1st, 2023.

Therefore, the positions of CEO, CFO and IRO will be temporarily accumulated by Mr. Griselli.

The Company reiterates that the procedures for appointing the new responsible for the positions of CFO and IRO have already started and expresses, once again, thanks to Ms. Camille Loyo Faria for her commitment and dedication in performing her duties throughout her management period and wishes her success in her new professional path.

Rio de Janeiro, January 30th, 2023.

TIM S.A.

Alberto Griselli

Chief Executive Officer

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TIM SA published this content on 31 January 2023 and is solely responsible for the information contained therein. Distributed by Public, unedited and unaltered, on 31 January 2023 11:07:04 UTC.