Independent Auditors' Consent by Deloitte & Touche LLP for Texas Regional Bancshares, Inc.

Summary

Deloitte & Touche LLP consents to the use of their audit report on Riverway Holdings, Inc.'s 2000 financial statements in a filing by Texas Regional Bancshares, Inc. This consent allows the report to be incorporated by reference in a Form 8-K and a Form S-4 registration statement, enabling Texas Regional Bancshares to use the audited financials in connection with SEC filings. The consent is dated February 22, 2002.

EX-2.4 3 a2071893zex-2_4.txt EXHIBIT 2.4 Exhibit 2.4 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in the Current Report on Form 8-K under the Securities Exchange Act of 1934 of Texas Regional Bancshares, Inc. dated February 22, 2002 of our report dated March 23, 2001 and contained in Registration Statement No. 333-76484 of Texas Regional Bancshares, Inc. on Form S-4 under the Securities Act of 1933 insofar as such report relates to the financial statements of Riverway Holdings, Inc. for the year ended December 31, 2000. /s/ DELOITTE & TOUCHE LLP - --------------------------- DELOITTE & TOUCHE LLP Houston, Texas February 22, 2002