<PAGE>
================================================================================
SCHEDULE 14A INFORMATION
Proxy Statement Pursuant to Section 14(a) of the Securities
Exchange Act of 1934 (Amendment No. )
Filed by the Registrant [x]
Filed by a Party other than the Registrant [_]
Check the appropriate box:
[_] Preliminary Proxy Statement [_] Confidential, for Use of the
Commission Only (as permitted by
Rule 14a-6(e)(2))
[_] Definitive Proxy Statement
[x] Definitive Additional Materials
[_] Soliciting Material Pursuant to Section 240.14a-11(c) or Section 240.14a-12
CBT GROUP PUBLIC LIMITED COMPANY
- --------------------------------------------------------------------------------
(Name of Registrant as Specified In Its Charter)
- --------------------------------------------------------------------------------
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check the appropriate box):
[x] No fee required.
[_] Fee computed on table below per Exchange Act Rules 14a-6(i)(4) and 0-11.
(1) Title of each class of securities to which transaction applies:
-------------------------------------------------------------------------
(2) Aggregate number of securities to which transaction applies:
-------------------------------------------------------------------------
(3) Per unit price or other underlying value of transaction computed
pursuant to Exchange Act Rule 0-11 (Set forth the amount on which
the filing fee is calculated and state how it was determined):
-------------------------------------------------------------------------
(4) Proposed maximum aggregate value of transaction:
-------------------------------------------------------------------------
(5) Total fee paid:
-------------------------------------------------------------------------
[_] Fee paid previously with preliminary materials.
[_] Check box if any part of the fee is offset as provided by Exchange
Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee
was paid previously. Identify the previous filing by registration statement
number, or the Form or Schedule and the date of its filing.
(1) Amount Previously Paid:
-------------------------------------------------------------------------
(2) Form, Schedule or Registration Statement No.:
-------------------------------------------------------------------------
(3) Filing Party:
-------------------------------------------------------------------------
(4) Date Filed:
-------------------------------------------------------------------------
Notes:
<PAGE>
[CBT LETTERHEAD]
To: The Record Holders of CBT Group PLC ("CBT" or the "Company")
RE: 1998 PROXY STATEMENT
Enclosed please find the following:
(1) Typeset copy of CBT's definitive proxy statement and Notice of Annual
General Meeting, in connection with the Annual General Meeting of
Shareholders of CBT scheduled to occur on April 28, 1998 in Dublin,
Ireland (the "Proxy Statement") .
(2) Typeset copy of CBT's Consolidated Financial Statements for the Year
Ended December 31, 1997, prepared in accordance with Irish GAAP (the
"Irish Accounts").
(3) A Proxy Card for use in connection with the 1998 Annual General
Meeting.
We understand that you expect to receive printed copies of the Proxy
Statement and the Irish Accounts, and we currently anticipate that these printed
documents will be posted to you not later than Tuesday, April 7, 1998.
Yours very truly,
/s/ Beth Roemer
---------------
Beth Roemer
Vice President and General Counsel
