Prospectus about the proposed share capital increase
30 June 2004

Prospectus about the proposed share capital increase

AVVERTENZA

DISCLAIMER

The Offer is promoted exclusively on the Italian market.
It has not been and will not be diffused in the United States of America or in any other country (the "Other Countries") where such a diffusion is prohibited without the prior authorization of the regulatory authorities, neither using the postal services neither some other instrument of communication or of national and international commerce (including, for example, mail server, fax, telex, e-mail, telephone and Internet) of the United States of America or of Other Countries, nor through some of the national regulated markets of the United States or the Other Countries, or in some other way. Consequently, a copy of the present Prospectus, or a copy of whichever other documents that Buzzi Unicem will emit in relation to the present Offer in option is not and has not to be sent or in whichever way transmitted or distributed in the United States of America or in the Other Countries.

Anyone who receives the present Prospectus (included, for example, but not limited to, custodians, fiduciaries and trustees), or whichever other document emitted by Buzzi Unicem in relation with the Offering of option rights, will not be authorized to distribute them, to send them (even a part of it) in or from the United States of America or in or from the Other Countries or using the postal services and other means of similar nature in relation with the Offer in option. Anyone which has in its possession the aforesaid documents must abstained itself to distribute them, to send or to post them neither in or from the United States of America nor in or from the Other Countries, and must also abstained itself to use instruments of communication or international commerce of the United States of America or the Other Countries for whichever reason in relation with the Offer in option. The present Prospectus could not be interpreted as an offer of financial instruments to subjects resident in the United States of America or in the Other Countries.

The Shares and option rights may not be offered or traded in the United States of America or the Other Countries without the specific authorizations required by the laws in force in each of those countries or in absence of a waiver of said laws.

The Shares and option rights have not been and will not be registered under the United States Securities Act of 1933, as amended (the "Securities Act"), or pursuant to the corresponding laws in force in the Other Countries. Accordingly, the Shares and the option rights may not be offered or sold, nor may the option rights be exercised, in the United States of America or the Other Countries, except in transactions exempt from or not subject to the registration requirements of the Securities Act or the relevant provisions of applicable laws in the Other Countries.