Blocklisting Interim Review

Carillion PLC
14 September 2005



BLOCKLISTING SIX MONTHLY RETURN

1. Name of company

Carillion plc

2. Name of scheme

(a) Sharesave Scheme and (b)Executive Share Option Schemes

3. Period of return:

11 January 2005 to 14 September 2005

4. Balance under scheme from previous return:

Sharesave Scheme - 817,590 ordinary shares of 50p each
Executive Share Option Schemes - 210,564 ordinary shares of 50p each

5. The amount by which the block scheme has been increased, if the scheme has
been increased since the date of the last return:

Nil

6. Number of shares issued/allotted under scheme during period:

Sharesave Scheme - 228,739
Executive Share Option Schemes - nil

7. Balance under scheme not yet issued/allotted at end of period:

Sharesave Scheme - 588,851
Executive Share Option Scheme - 210,564

8. Number and class of shares originally listed and the date of admission:

12 January 2000 - 2,000,000 ordinary shares of 50p each
12 January 2000 - 500,000 ordinary shares of 50p each
19 December 2002 - 1,801,801 ordinary shares of 50p each

9. Total number of shares in issue at the end of the period:

214,512,687

Tim George
Deputy Company Secretary
Carillion plc
Tel: [phone]
14 September 2005



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