Holding(s) in Company

Barratt Developments PLC
07 February 2007






TR-1(i):               notification of major interests in shares

1. Identity of the issuer or the underlying issuer of existing shares  Barratt Developments PLC
to which voting rights are attached(ii):


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

An acquisition or disposal of voting rights

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

An event changing the breakdown of voting rights

Other (please specify): Notification of holding at 20 January 2007 in  x
accordance with the Transparency Directive


3. Full name of person(s) subject to the notification obligation(iii): Barratt Developments Plc


4. Full name of shareholder(s) (if different from 3.)(iv):             J.P. Morgan International Bank Limited

                                                                       J.P. Morgan Investment Management Inc.

                                                                       JF Asset Management (Taiwan) Limited

                                                                       JF Asset Management Limited

                                                                       JPMorgan Asset Management (Japan) Limited

                                                                       JPMorgan Asset Management (Canada) Inc.

                                                                       JPMorgan Asset Management (UK) Limited

                                                                       JPMorgan Chase Bank

5. Date of the transaction (and date on which the threshold is crossed N/A
or reached if different)(v):

6. Date on which issuer notified:                                      06 February 2007

7. Threshold(s) that is/are crossed or reached:                        5% Threshold

8. Notified details:




A: Voting rights attached to shares

Class/type of shares  Situation previous to the Triggering Resulting situation after the triggering transaction(vii)
                      transaction (vi)

If possible using the Number of Shares Number of Voting    Number of     Number of voting rights ix    % of voting 
rights
ISIN CODE                              Rights viii         shares
                                                           Direct        Direct  x      Indirect xi    Direct   Indirect

Barratt Developments    N/A            N/A                0              0              18,784,735     0%       7.71%
         PLC

(GB0000811801)


B: Financial Instruments
Resulting situation after the triggering transaction xii

Type of financial       Expiration date xiii    Exercise/ Conversion       Number of voting rights     % of voting 
rights
instrument                                      Period/ Date xiv           that may be acquired if the
                                                                           instrument is exercised/
                                                                           converted.
  N/A


Total (A+B)
Number of voting rights                                         % of voting rights

18,784,735                                                        7.71%



9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively
held, if applicable xv:
Total disclosable holding for JP Morgan Chase & Co. : 18,784,735 voting rights (7.71%)


Holdings by controlled undertakings of JP Morgan Chase & Co. are as follows:

J.P. Morgan International Bank Limited

J.P. Morgan Investment Management Inc.

JF Asset Management (Taiwan) Limited

JF Asset Management Limited

JPMorgan Asset Management (Japan) Limited

JPMorgan Asset Management (Canada) Inc.

JPMorgan Asset Management (UK) Limited   17,318,632 voting rights (7.11%)

JPMorgan Chase Bank


Proxy Voting:


10. Name of the proxy holder:                                       N/A


11. Number of voting rights proxy holder will cease to hold:        N/A


12. Date on which proxy holder will cease to hold voting rights:    N/A


13. Additional information:                                         This is notification of disclosable holding as at 20
                                                                    January 2007.  Please note the shareholder has other
                                                                    holdings, which are covered by exemptions.

14. Contact name:                                                   Mr Laurence Dent

                                                                    Group Corporate Director & Company Secretary

15. Contact telephone number:                                       0191 227 2000



A: Identity of the person or legal entity subject to the notification obligation
Full name (including legal form for legal entities)                  Barratt Developments PLC
Contact address (registered office for legal entities)               Rotterdam House
                                                                     116 Quayside
                                                                     Newcastle Upon Tyne
                                                                     NE1 3DA

Phone number                                                         0191 227 2000


Other useful information (at least legal representative for legal
persons)


B:         Identity of the notifier, if applicable xvii

Full name                                                            Barratt Developments PLC


Contact address                                                      Rotterdam House
                                                                     116 Quayside
                                                                     Newcastle Upon Tyne
                                                                     NE1 3DA


Phone number                                                         0191 227 2000
Other useful information (e.g. functional relationship with the
person or legal entity subject to the notification obligation)


C:         Additional information


Notes
--------------------------

(i)                  This form is to be sent to the issuer or underlying issuer
and to be filed with the competent authority.


(ii)                 Either the full name of the legal entity or another method
for identifying the issuer or underlying issuer, provided it is reliable and
accurate.


(iii)                 This should be the full name of (a) the shareholder; (b)
the person acquiring, disposing of or exercising voting rights in the cases
provided for in DTR5.2.1 (b) to (h);  (c) all the parties to the agreement
referred to in DTR5.2.1 (a), or (d) the direct or indirect holder of financial
instruments entitled to acquire shares already issued to which voting rights are
attached, as appropriate.

In relation to the transactions referred to in points DTR5.2.1 (b) to (h), the
following list is provided as indication of the persons who should be mentioned:

-                 in the circumstances foreseen in  DTR5.2.1 (b), the person
that acquires the voting rights and is entitled to exercise them under the
agreement and the natural person or legal entity who is transferring temporarily
for consideration the voting rights;

-                 in the circumstances foreseen in DTR 5.2.1 (c), the person
holding the collateral, provided the person or entity controls the voting rights
and declares its intention of exercising them, and person lodging the collateral
under these conditions;

-                 in the circumstances foreseen in DTR5.2.1(d), the person who
has a life interest in shares if that person is entitled to exercise the voting
rights attached to the shares and the person who is disposing of the voting
rights when the life interest is created;

-                 in the circumstances foreseen in DTR5.2.1 (e), the parent
undertaking and, provided it has a notification duty at an individual level
under DTR 5.1, under DTR5.2.1 (a) to (d) or under a combination of any of those
situations, the controlled undertaking;

-                 in the circumstances foreseen in DTR5.2.1 (f), the deposit
taker of the shares, if he can exercise the voting rights attached to the shares
deposited with him at his discretion, and the depositor of the shares allowing
the deposit taker to exercise the voting rights at his discretion;

-                 in the circumstances foreseen in DTR5.2.1 (g), the person
that controls the voting rights;

-                 in the circumstances foreseen in DTR5.2.1 (h), the proxy
holder, if he can exercise the voting rights at his discretion, and the
shareholder who has given his proxy to the proxy holder allowing the latter to
exercise the voting rights at his discretion.


(iv)                 Applicable in the cases provided for in DTR 5.2.1 (b) to
(h). This should be the full name of the shareholder or holder of financial
instruments who is the counterparty to the natural person or legal entity
referred to in DTR5.2.


(v)                 The date of the transaction should normally be, in the case
of an on exchange transaction, the date on which the matching of orders occurs;
in the case of an off exchange transaction, date of the entering into an
agreement.

The date on which threshold is crossed should normally be the date on which the
acquisition, disposal or possibility to exercise voting rights takes effect (see
DTR 5.1.1R (3)). For passive crossings, the date when the corporate event took
effect.(DEL: :DEL)

These dates will usually be the same unless the transaction is subject to a
condition beyond the control of the parties.


(vi)                 Please refer to the situation disclosed in the previous
notification, In case the situation previous to the triggering transaction was
below 3%, please state 'below 3%'.

vii                        If the holding has fallen below the minimum threshold
, the notifying party should not be obliged to disclose the extent of the
holding, only that the new holding is less than 3%.


For the case provided for in DTR5.2.1(a), there should be no disclosure of
individual holdings per party to the agreement unless a party individually
crosses or reaches an Article 9 threshold. This applies upon entering into,
introducing changes to or terminating an agreement.

viii                       Direct and indirect

ix                 In case of combined holdings of shares with voting rights
attached 'direct holding' and voting rights 'indirect holdings', please split
the voting rights number and percentage into the direct and indirect columns-if
there is no combined holdings, please leave the relevant box blank.

X                 Voting rights attached to shares in respect of which the
notifying party is a direct shareholder  (DTR 5.1)

xi                         Voting rights held by the notifying party as an
indirect shareholder (DTR 5.2.1)

xii                If the holding has fallen below the minimum threshold, the
notifying party should not be obliged to disclose the extent of the holding,
only that the new holding is below 3%.

xiii               date of maturity / expiration of the finical instrument i.e.
the date when the right to acquire shares ends.

xiv                       If the financial instrument has such a period-please
specify the period- for example once every three months starting from the (date)

xv                The notification should include the name(s) of the controlled
undertakings through which the voting rights are held. The notification should
also include the amount of voting rights and the percentage held by each
controlled undertaking, insofar as individually the controlled undertaking holds
3% or more, and insofar as the notification by the parent undertaking is
intended to cover the notification obligations of the controlled undertaking.

xvi               This annex is only to be filed with the competent authority.

xvii               Whenever another person makes the notification on behalf of
the shareholder or the natural person/legal entity  referred to in DTR5.2 and
DTR5.3.




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