Holding(s) in Company

Serco Group plc

Major Interest in Shares

In accordance with sections 198 to 202 of the Companies Act 1985 the Company
has been notified today of the following Notifiable Interest which was effected
on 10 March 2006:

Lloyds TSB Group Plc and its subsidiaries - 3.0676%

Contact - Francesca Todd - 01256 745900