1 Exhibit 23 (a) Independent Auditors' Report We consent to the incorporation by reference in this Registration Statement of CBT Corporation on Form S-4 of our report dated January 28, 1994, included in the Annual Report on Form 10-K of CBT Corporation for the year ended December 31, 1993 and to the reference to us made under the heading "Experts" in the Prospectus, which is part of this Registration Statement. /s/ Deloitte & Touche Louisville, Kentucky March 29, 1994