RNS Number:6181U
RMC Group PLC
26 January 2004

                                   SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   Name of company

      RMC Group p.l.c.



2)   Name of shareholder having a major interest

      American Express Company and its Group



3)   Please state whether notification indicates that it is in respect of
holding of the shareholder named in 2 above or in respect of    a
non-beneficial interest or in the case of an individual holder if it is a
holding of that person's spouse or children under the age of 18

Beneficial and non-beneficial

4)   Name of the registered holder(s) and, if more than one holder, the
     number of shares held by each of them





BNY (OCS) Nominees Ltd                         A/c 539007               8,198

BNY (OCS) Nominees Ltd                         A/c 539017              23,205

BNY (OCS) Nominees Ltd                         A/c 219078              14,365

State Street Nominees Ltd                      A/c GBE1               360,669

BNY (OCS) Nominees Ltd                         A/c 960039               2,365

BNY (OCS) Nominees Ltd                         -                        3,718

BNY (OCS) Nominees Ltd                         A/c 454362             106,202

BNY (OCS) Nominees Ltd                         A/c 960011              38,202

BNY (OCS) Nominees Ltd                         A/c 960253             524,316

BNY (OCS) Nominees Ltd                         A/c 219720             391,000

BNY (OCS) Nominees Ltd                         A/c 219059             305,833

BNY (OCS) Nominees Ltd                         A/c 277650             217,082

BNY (OCS) Nominees Ltd                         A/c 960255             123,244

BNY (OCS) Nominees Ltd                         A/c 960053             116,040

BNY (OCS) Nominees Ltd                         A/c 960028             261,488

BNY (OCS) Nominees Ltd                         A/c 219709             268,878

BNY (OCS) Nominees Ltd                         A/c 248685              61,872

BNY (OCS) Nominees Ltd                         A/c 219064             394,447

BNY (OCS) Nominees Ltd                         A/c 277304             100,445

BT Globenet Nominees Ltd A/C 7                A/c 8001137             331,294

DEXIA Banque Internationale a Luxembourg   A/c 1526,1527,1528          30,816

HSBC Global Custody Nominees (UK) Ltd          A/c 906146             348,338

Littledown Nominees Ltd                         A/c 10478               26,000

Littledown Nominees Ltd                         A/c 21688              660,697

Littledown Nominees Ltd                         A/c 07205              578,716

Littledown Nominees Ltd                         A/c 11121               28,500

Littledown Nominees Ltd                         A/c 27642               60,800
                              
Littledown Nominees Ltd                         A/c 07198              821,417
                               
Littledown Nominees Ltd                         A/c 02891           10,023,783

Littledown Nominees Ltd                         A/c 03449              869,154

Littledown Nominees Ltd                         A/c 10479               11,200

Littledown Nominees Ltd                         A/c 18668               83,000

Littledown Nominees Ltd                         A/c 02642              360,000

Littledown Nominees Ltd                         A/c 31348               45,000

Littledown Nominees Ltd                         A/c 09890              241,521

Littledown Nominees Ltd                         A/c 10489              540,000
                                         
Littledown Nominees Ltd                         A/c 10495            2,340,000

Littledown Nominees Ltd                         A/c 10488            2,545,898

Littledown Nominees Ltd                         A/c 10491            1,000,000
                                              
Littledown Nominees Ltd                         A/c 10496              778,909
                                               
Littledown Nominees Ltd                         A/c 07207            1,295,175

Littledown Nominees Ltd                         A/c 10469              450,000
                             
Littledown Nominees Ltd                         A/c 18667              132,000

Littledown Nominees Ltd                         A/c 10497              250,000

Littledown Nominees Ltd                         A/c 07199               86,214

Littledown Nominees Ltd                         A/c 07196               10,640

Littledown Nominees Ltd                         A/c 10492              720,000
                                   
Mellon Nominees (UK) Ltd                  A/c TGGF0004002              442,437

Morgan Stanley Nominees Ltd                 A/c 04F607107              535,000

Roy Nominees Ltd                               A/c 104450               73,800

Williams & Glyns Nominees Ltd              A/c 0700096001              125,000



TOTAL    29,166,878







5)   Number of shares/amount of stock acquired



NA



6)   Percentage of issued class



      NA



7)   Number of shares/amount of stock disposed

            NA

8)   Percentage of issued class

NA


9)   Class of security



      25p Ordinary Shares

10)  Date of transaction

            23 January 2004




11)  Date company informed


26 January 2004


12)  Total holding following this notification

29,166,878


13)  Total percentage holding of issued class following this notification

        10.96%



14)  Any additional information

NA



15)  Name of contact and telephone number for queries



Tiffany Brill, 01932 568833



16)  Name and signature of authorised company official responsible for
     making this notification



Frank Standish

     Date of notification ...26 January 2004.....





                      This information is provided by RNS
            The company news service from the London Stock Exchange
END

HOLILFFILFIRFIS