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:                  23 April 2010
(f) Has the discloser previously disclosed, or
    are they today disclosing, under the Code
    in respect of any other party
    to this offer?                                          NO

                                                            If YES, specify which:


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:   Ordinary

                            Interests              Short positions
                          Number        %          Number         %
(1) Relevant
    securities
    wned and/or
    controlled:        3,784,943    1.90%          57,568     0.03%
(2) Derivatives
    (other
    than options):         1,157    0.00%       2,531,311     1.27%
(3) Options and
    agreements to
    purchase/sell:             0    0.00%               0     0.00%

    TOTAL:             3,786,100    1.90%       2,588,879     1.30%


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
ORD                  Purchase          532                      7.6606 GBP
ORD                  Purchase          1,338                    7.6612 GBP
ORD                  Purchase          68                       7.6625 GBP
ORD                  Purchase          14,269                   7.665 GBP
ORD                  Purchase          13,194                   7.666 GBP
ORD                  Purchase          494                      7.6689 GBP
ORD                  Purchase          4,905                    7.67 GBP
ORD                  Purchase          12,765                   7.6717 GBP
ORD                  Purchase          87,319                   7.675 GBP
ORD                  Purchase          775                      7.6756 GBP
ORD                  Purchase          1,280                    7.6761 GBP
ORD                  Purchase          527                      7.6775 GBP
ORD                  Purchase          1,600                    7.68 GBP
ORD                  Sale              1,436                    7.6615 GBP
ORD                  Sale              8,646                    7.665 GBP
ORD                  Sale              782                      7.6658 GBP
ORD                  Sale              128,685                  7.6667 GBP
ORD                  Sale              48,099                   7.6693 GBP
ORD                  Sale              214,800                  7.6708 GBP
ORD                  Sale              49,833                   7.6724 GBP
ORD                  Sale              17,000                   7.6732 GBP
ORD                  Sale              87,319                   7.675 GBP
ORD                  Sale              1,280                    7.6761 GBP
ORD                  Sale              527                      7.6775 GBP


(b)  Derivatives transactions (other than options)

Class of     Product        Nature of dealing      Number of      Price
relevant     description    e.g. opening/          reference      per unit
security     e.g. CFD       closing a long/        securities
                            short position,
                            increasing/reducing
                            a long/short position
ORD          CFD            Long                   48,099        7.6693 GBP
ORD          CFD            Short                  4,905         7.67 GBP
ORD          CFD            Short                  12,765        7.6717 GBP
ORD          CFD            Short                  1,600         7.68 GBP


(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying

 Class of     Product    Writing,      Number   Exercise       Type     Expiry     Option
 relevant description purchasing,          of      Price       e.g.       date      Money
 security        e.g.    selling,  securities             per unit                  paid/
                 call     varying    to which             American,              received
               option       etc.       option              European              per unit
                                      relates                  etc.



(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:                                        26 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.