PUBLIC SERVICE CO OF NEW MEXICO

Management of PNM Resources, Inc. and subsidiaries (“PNMR”) is responsible for establishing and maintaining adequate internal control over financial reporting as defined in Rule 13a-15(f) under the Securities Exchange Act of 1934, as amended.

Management assessed the effectiveness of PNMR’s internal control over financial reporting based on the Internal Control – Integrated Framework (2013) set forth by the Committee of Sponsoring Organizations of the Treadway Commission. Based on the assessment performed, management concludes that PNMR’s internal control over financial reporting was effective as of December 31, 2023.

The effectiveness of our internal control over financial reporting as of and for the year ended December 31, 2023 has been audited by KPMG LLP, an independent registered public accounting firm, as stated in their audit report which is included herein.

/s/ Patricia K. Collawn

Patricia K. Collawn,

Chairman and Chief Executive Officer

/s/ Elisabeth A. Eden

Elisabeth A. Eden,

Senior Vice President, Chief Financial Officer, and Treasurer

B - 2

Management of Public Service Company of New Mexico and subsidiaries (“PNM”) is responsible for establishing and maintaining adequate internal control over financial reporting as defined in Rule 13a-15(f) under the Securities Exchange Act of 1934, as amended.

Management assessed the effectiveness of PNM’s internal control over financial reporting based on the Internal Control – Integrated Framework (2013) set forth by the Committee of Sponsoring Organizations of the Treadway Commission. Based on the assessment performed, management concludes that PNM’s internal control over financial reporting was effective as of December 31, 2023.

/s/ Joseph D. Tarry

Joseph D. Tarry,

President and Chief Executive Officer

/s/ Elisabeth A. Eden

Elisabeth A. Eden,

Senior Vice President, Chief Financial Officer, and Treasurer

B - 3

Management of Texas-New Mexico Power Company and subsidiaries (“TNMP”) is responsible for establishing and maintaining adequate internal control over financial reporting as defined in Rule 13a-15(f) under the Securities Exchange Act of 1934, as amended.

Management assessed the effectiveness of TNMP’s internal control over financial reporting based on the Internal Control – Integrated Framework (2013) set forth by the Committee of Sponsoring Organizations of the Treadway Commission. Based on the assessment performed, management concludes that TNMP’s internal control over financial reporting was effective as of December 31, 2023.

/s/ Joseph D. Tarry

Joseph D. Tarry,

Chief Executive Officer

/s/ Elisabeth A. Eden

Elisabeth A. Eden,

Senior Vice President, Chief Financial Officer, and Treasurer

B - 4