Form 8.3 - ARRIVA

FORM 8.3

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY
A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE
Rule 8.3 of the Takeover Code (the "Code")

1.   KEY INFORMATION

(a) Identity of the person whose
    positions/dealings
    are being disclosed:                                    BARCLAYS PLC
(b) Owner or controller of interests and short
    positions disclosed, if different from
    1(a):
    The naming of nominee or vehicle companies
    is insufficient
(c) Name of offeror/offeree in relation to
    whose relevant securities this form
    relates:                                               Arriva Plc
    Use a separate form for each
    offeror/offeree
(d) If an exempt fund manager connected with
    an offeror/
    offeree, state this and specify identity
    of offeror/offeree:
(e) Date position held/dealing undertaken:                  20 April 2010
(f) Has the discloser previously disclosed, or              YES
    are they today disclosing, under the Code
    in respect of any other party
    to this offer?
                                                  If YES, specify which: Arriva



2.   POSITIONS OF THE PERSON MAKING THE DISCLOSURE

(a)  Interests and short positions in the relevant securities of the offeror or
offeree to which the disclosure relates following the dealing (if any)

Class of relevant security:

                            Interests             Short positions
                          Number      %          Number       %
(1) Relevant
    securities
    wned and/or
    controlled:        4,230,401   2.12%         78,912    0.04%
(2) Derivatives
    (other
    than options):         1,157   0.00%      2,238,826    1.12%
(3) Options and
    agreements to
    purchase/sell:

    TOTAL:             4,231,558    2.12%     2,317,738    1.16%


All interests and all short positions should be disclosed.

Details of any open derivative or option positions, or agreements to purchase or
sell relevant securities, should be given on a Supplemental Form 8 (Open
Positions).

(b)  Rights to subscribe for new securities (including directors' and other
executive options)

Class of relevant security in relation to which subscription right exists:
Details, including nature of the rights concerned and relevant percentages:

If there are positions or rights to subscribe to disclose in more than one class
of relevant securities of the offeror or offeree named in 1(c), copy table 2(a)
or (b) (as appropriate) for each additional class of relevant security.


3.   DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

(a)  Purchases and sales

Class of relevant    Purchase/sale        Number of securities     Price per unit
security

Ordinary             Purchase             3,606                    7.6175
Ordinary             Purchase             3,091                    7.6175
Ordinary             Purchase             1,409                    7.6175
Ordinary             Purchase             1,697                    7.6175
Ordinary             Purchase             86,548                   7.6175
Ordinary             Purchase             14,091                   7.6175
Ordinary             Purchase             14,091                   7.6175
Ordinary             Purchase             8                        7.6224
Ordinary             Purchase             39,912                   7.6224
Ordinary             Purchase             37,800                   7.622067
Ordinary             Purchase             473,700                  7.622067
Ordinary             Purchase             10,789                   7.62
Ordinary             Purchase             1,116                    7.615
Ordinary             Purchase             1,123                    7.615
Ordinary             Purchase             4,311                    7.62
Ordinary             Purchase             15,688                   7.6175
Ordinary             Purchase             150,000                  7.6175
Ordinary             Purchase             15,688                   7.6023
Ordinary             Purchase             124,533                  7.6175
Ordinary             Purchase             301,883                  7.625
Ordinary             Purchase             9,779                    7.63
Ordinary             Purchase             4,743                    7.625
Ordinary             Purchase             2,398                    7.625
Ordinary             Purchase             8                        7.63
Ordinary             Purchase             419                      7.625
Ordinary             Purchase             23,471                   7.628078
Ordinary             Purchase             351                      7.6213
Ordinary             Purchase             4,518                    7.618513
Ordinary             Purchase             40,557                   7.625
Ordinary             Sale                 -8                       7.6224
Ordinary             Sale                 -2,239                   7.62
Ordinary             Sale                 -17,500                  7.6364
Ordinary             Sale                 -150,000                 7.6175
Ordinary             Sale                 -15,688                  7.6175
Ordinary             Sale                 -299,600                 7.6364
Ordinary             Sale                 -32,900                  7.6364
Ordinary             Sale                 -301,883                 7.625
Ordinary             Sale                 -124,533                 7.6175
Ordinary             Sale                 -2,560                   7.6108
Ordinary             Sale                 -786                     7.6208
Ordinary             Sale                 -63,137                  7.62529
Ordinary             Sale                 -715                     7.61
Ordinary             Sale                 -443                     7.615
Ordinary             Sale                 -447                     7.61
Ordinary             Sale                 -277                     7.61
Ordinary             Sale                 -830                     7.625012
Ordinary             Sale                 -4,518                   7.617826
Ordinary             Sale                 -2,376                   7.627134
Ordinary             Sale                 -4,075                   7.618894
Ordinary             Sale                 -208,178                 7.617898
Ordinary             Sale                 -165,378                 7.625


(b)  Derivatives transactions (other than options)

Class of       Product        Nature of         Number of     Price
relevant       description    dealing           reference     per unit
security       e.g. CFD       e.g. opening/     securities
                              closing a long/
                              short position,
                              increasing/
                              reducing
                              a long/short
                              position
Ordinary      CFD             Long              830           7.625
Ordinary      CFD             Long              2,376         7.6271
Ordinary      CFD             Long              4,518         7.6178
Ordinary      CFD             Short             351           7.6213
Ordinary      CFD             Short             23,471        7.628


(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying




(ii) Exercising

Class of relevant security      Product description           Number of securities       Exercise price per unit
                                   e.g. call option



(d)  Other dealings (including subscribing for new securities)

   Class of relevant                Nature of dealing                     Details              Price per unit (if
        security              e.g. subscription, conversion                                       applicable)



The currency of all prices and other monetary amounts should be stated.

Where there have been dealings in more than one class of relevant securities of
the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as
appropriate) for each additional class of relevant security dealt in.

4.   OTHER INFORMATION

(a)  Indemnity and other dealing arrangements

Details of any indemnity or option arrangement, or any agreement or understanding, formal or informal, relating to
relevant securities which may be an inducement to deal or refrain from dealing entered into by the person making the
disclosure and any party to the offer or any person acting in concert with a party to the offer:
If there are no such agreements, arrangements or understandings, state "none"




(b)  Agreements, arrangements or understandings relating to options or
derivatives

Details of any agreement, arrangement or understanding, formal or informal, between the person making the disclosure and
any other person relating to:
(i)the voting rights of any relevant securities under any option; or
(ii)the voting rights or future acquisition or disposal of any relevant securities to which any derivative is
referenced:
If there are no such agreements, arrangements or understandings, state "none"




(c)  Attachments

Is a Supplemental Form 8 (Open Positions) attached?                  NO


Date of disclosure:                                        21 April 2010
Contact name:                                              Geoff Smith
Telephone number:                                          0207 116 2913

Public disclosures under Rule 8 of the Code must be made to a Regulatory
Information Service and must also be emailed to the Takeover Panel at
[e-mail].  The Panel's Market Surveillance Unit is available
for consultation in relation to the Code's dealing disclosure requirements on
[phone].

The Code can be viewed on the Panel's website at www.thetakeoverpanel.org.uk.