Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi

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

BP p.l.c.

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

An acquisition or disposal of voting rights

X

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):

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

The Capital Group Companies, Inc.

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

The Capital Group Companies, Inc. ("CG") holdings

Capital Guardian Trust Company

Capital Research and Management Company

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

21 July 2015

6. Date on which issuer notified:

22 July 2015

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

Below 3%

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

(ISIN: GB0007980591)

535,110,781

535,110,781

522,234,151

2.8561%

ADRs

(ISIN: US0556221044)

3,823,727

22,942,362

22,942,362

0.1255%

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

545,176,513

2.9816%

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

As of 21 July 2015

The Capital Group Companies, Inc. ("CG") holdings

Number of Shares: 545,176,513

Percent of Outstanding: 2.981%

Holdings by CG Management Companies and Funds:

Capital Guardian Trust Company

Number of Shares: 36,762

Percent of Outstanding: 0.000%

Capital Research and Management Company

Number of Shares: 545,139,751

Percent of Outstanding: 2.981%

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:

Emily Carey

15. Contact telephone number:

020 7496 4666