NOTICE OF INTENTION TO ISSUE CITY OF DEL RIO, TEXAS COMBINATION TAX AND SURPLUS REVENUE CERTIFICATES OF OBLIGATION The City of Del Rio, Texas does hereby give notice of intention to issue Certificates of Obligation, in one or more series, in the maximum principal amount not to exceed $3,190,000, for the purpose of paying, in whole or in part, contractual obligations incurred to (i) acquire, construct, and install additions, extensions and improvement to the City's water system, including, particularly, to the City's water treatment plant, and (ii) pay for professional services rendered by engineers, attorneys, and financial advisors in connection with the above projects and Certificates of Obligation. The City proposes to provide for the payment of such Certificates of Obligation from the levy and collection of ad valorem taxes in the City, as provided by law, and from a limited lien on and pledge of surplus revenues of the City's combined Waterworks and Sewer System. In accordance with Section 271.049, as amended, Texas Local Government Code, (i) the current principal amount of all of the City's outstanding public securities secured by and payable from ad valorem taxes is $114,023,580; (ii) the current combined principal and interest required to pay all of the City's outstanding public securities secured by and payable from ad valorem taxes on time and in full is $157,975,868; (iii) the estimated combined principal and interest required to pay the Certificates to be authorized on time and in full is $4,238,466; (iv) the maximum interest rate for the Certificates may not exceed the maximum legal interest rate; and (v) the maximum maturity date of the Certificates to be authorized is June 1, 2046. The City Council intends to consider an Ordinance authorizing the issuance of City of Del Rio, Texas Certificates of Obligation at 6:30 p.m. on Tuesday, October 13, 2026 at a Regular Meeting, at the City Hall, Del Rio, Texas. /s/ Alvaro Arreola Mayor, City of Del Rio, Texas IPLSAE0158089