Holding(s) in Company

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached: ii

BT Group plc

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

-

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

-

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

-

An event changing the breakdown of voting rights

-

Other (please specify):

Intra-group transfer

X

3. Full name of person(s) subject to thenotification obligation: iii

Orange S.A., Orange Telecommunications Group Limited and Atlas Services Belgium SA

4. Full name of shareholder(s) (if different from 3.):iv

Registered holder:

Bank of New York (Nominees) Limited

5. Date of the transaction and date onwhich the threshold is crossed orreached: v

Friday 29 January 2016

6. Date on which issuer notified:

Friday 29 January 2016

7. Threshold(s) that is/are crossed orreached: vi, vii

Orange Telecommunications Group Limited: below 3% (reduced from 4% to 0%).

Atlas Services Belgium S.A.: 4% (increased from 0% to 4%)

Orange S.A.: Indirect holding unchanged

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

Ordinary shares of £0.05 each

(ISIN Code: GB0030913577) indirectly held by Orange S.A.)

-

398,725,107

-

-

398,725,107

-

4

Ordinary shares of £0.05 each

(ISIN Code: GB0030913577) directly held by Orange Telecommunications Group Limited

398,725,107

398,725,107

-

-

-

-

-

Ordinary shares of £0.05 each

(ISIN Code: GB0030913577) directly held by Atlas Services Belgium S.A.

-

-

398,725,107

398,725,107

-

4

-

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/Conversion Period xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

-

-

-

-

-

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

-

-

-

-

-

Nominal

Delta

-

-

Total (A+B+C)

Number of voting rights

Percentage of voting rights

398,725,107

4

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi

Orange S.A. owns the entire issued share capital of Orange Telecommunications Group Limited and Atlas Services Belgium SA. On 29 January 2016, Orange Telecommunications Group Limited transferred intra-group a 4% holding in BT Group plc to Atlas Services Belgium SA.

Note: The shares are registered in the name of Bank of New York (Nominees) Limited as nominee of Orange Telecommunications Group Limited and Atlas Services Belgium S.A. as the case may be.

Proxy Voting:

10. Name of the proxy holder:

N/A

11. Number of voting rights proxy holder will ceaseto hold:

N/A

12. Date on which proxy holder will cease to holdvoting rights:

N/A

13. Additional information:

N/A

14. Contact name:

Anna Watch

15. Contact telephone number:

020 7356 5158