SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549



                                    Form 6-K

                            Report of Foreign Issuer

                      Pursuant to Rule 13a-16 or 15d-16 of
                       the Securities Exchange Act of 1934


                       for the period ended 20 March 2007


                                    BP p.l.c.
                 (Translation of registrant's name into English)


                 1 ST JAMES'S SQUARE, LONDON, SW1Y 4PD, ENGLAND
                    (Address of principal executive offices)


     Indicate  by check mark  whether the  registrant  files or will file annual
     reports under cover Form 20-F or Form 40-F.


              Form 20-F        |X|          Form 40-F
                         ---------------               ----------------


     Indicate by check mark whether the registrant by furnishing the information
     contained in this Form is also thereby  furnishing  the  information to the
     Commission  pursuant to Rule 12g3-2(b) under the Securities Exchange Act of
     1934.


                    Yes                            No        |X|
                         ---------------               ----------------





We were advised on 19 March 2007 by Computershare Plan Managers that the
following Directors of BP p.l.c  received the numbers of BP ordinary shares
(ISIN number GB0007980591) shown opposite their names on 12 March 2007 at
GBP5.26 per share, as a result of reinvestment of dividends on shares held
through the BP Sharematch UK Plan :-

Directors

Dr. A.B. Hayward                    49 shares
Mr. I. C. Conn                      49 shares
Mr A G Inglis                       41 shares
Mr J.A. Manzoni                     44 shares



This notice is given in fulfilment of the obligation under section 324(5) of the
Companies Act 1985 and DR3.1.2R.

                                         SIGNATURES





Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.



                                         BP p.l.c.
                                        (Registrant)



Dated: 20 March 2007                          /s/ D. J. PEARL
                                                  ..............................
                                                  D. J. PEARL
                                                  Deputy Company Secretary