Blocklisting Interim Review

Name of applicant:

SDL PLC

Name of scheme:

SDL Approved Share Option Scheme (1999)

Period of return:

From:

1 Jul 11

To:

31 Dec 11

Balance under scheme from previous return:

267,704

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

0

Number of securities issued/allotted under scheme during period:

51,966

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

215,738

Number and class of securities originally listed and the date of admission

1,020,848 on 10 Dec 99

660,000 on 18 Jul 06

215,409 on 16 Jun 08

Name of scheme:

SDL Unapproved Share Option Scheme (1999)

Period of return:

From:

1 Jul 11

To:

31 Dec 11

Balance under scheme from previous return:

241,917

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

0

Number of securities issued/allotted under scheme during period:

90,205

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

151,712

Number and class of securities originally listed and the date of admission

2,505,719 on 10 Dec 99

1,620,000 on 18 Jul 06

500,000 on 25 Jun 10

Name of scheme:

SDL plc 2006 Long Term Incentive Plan

Period of return:

From:

1 Jul 11

To:

31 Dec 11

Balance under scheme from previous return:

163,645

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

Number of securities issued/allotted under scheme during period:

113,402

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

50,243

Number and class of securities originally listed and the date of admission

712,884 on 5 Aug 09

300,000 on 1 Apr 10

800,000 on 23 Mar 11

Name of scheme:

SDL Sharesave 2008

Period of return:

From:

1 Jul 11

To:

31 Dec 11

Balance under scheme from previous return:

138,335

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

Number of securities issued/allotted under scheme during period:

116,365

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

21,970

Number and class of securities originally listed and the date of admission

140,000 on 23 Mar 11

Total number of securities in issue at the end of the period

79,213,098

Name of contact:

Pamela Pickering

Address of contact:

Globe House, Maidenhead

Telephone number of contact:

01628 417241