Atomium Mortgage Finance 2003-I B.V.

ATOMIUM MORTGAGE FINANCE 2003-1 B.V

NOTICE

to the holders of the

EUR 2,104,500,000 Class A Mortgage Backed Floating Rate Notes due 2034 ( ISIN XS0182690668)

EUR 43,000,000 Class B Mortgage Backed Floating Rate Notes due 2034 ( ISIN XS0182690742)

 (the " Notes")

of the Issuer presently outstanding

Notice of Amendment

We hereby notify the Noteholders of the above Notes that each of the Transaction Account Bank Agreement, the Issuer Cash Management Agreement, the Purchaser Cash Management Agreement and the Liquidity Facility Agreement has been amended so that the term "Minimum Short-Term Rating" shall mean the following:

"Minimum Short-Term Rating" means, in respect of any entity, such entity's short term unsecured, unsubordinated, unguaranteed debt obligations are at least rated, in the case of Moody's, "P-2" and in the case of S&P "A-1"; or such other rating which is otherwise acceptable to the Rating Agencies ."

In all other respects the Transaction Documents remain in full force and effect.   Capitalised terms not defined in this notice have the meanings given to them in the Incorporated Terms Memorandum dated 18 December 2003.

The Issuer accepts responsibility for the information included in this notice

This notice shall be governed by and construed in accordance with Dutch law.

For further information, please contact the Issuer :

ATOMIUM MORTGAGE FINANCE 2003-1 B.V.

Frederik Roeskestraat 123

1076 EE Amsterdam

The Netherlands

Adjustment Rating Trigger for the Transaction Account Bank Agreement, the Issuer Cash Management Agreement, the Purchaser Cash Management Agreement and the Liquidity Facility Agreement