Availability of the Response Offer Document and the Information Relating in Particular to the Legal, Financial and Accounting Aspects of Lafarge

Regulatory News:

NOT FOR DISTRIBUTION IN THE UNITED STATES, JAPAN OR AUSTRALIA

This press release was prepared and disseminated by Lafarge (Paris:LG) in accordance with the provisions of article 231-27 3° and article 231-28 I of the general regulations of the Autorité des marchés financiers (the "AMF”).

In accordance with the provisions of article L.621-8 of the Monetary and Financial Code and article 231-26 of its general regulations, the AMF affixed visa no. 15-227 dated May 28, 2015 on the response offer document prepared by Lafarge relating to the public exchange offer initiated by Holcim for the shares of Lafarge.

In accordance with the provision of article 231-28 of the AMF general regulations, information relating in particular to the legal, financial and accounting aspects of Lafarge, was filed with the AMF on May 28, 2015 and made available to the public as of today.

The response offer document and the information relating in particular to the legal, financial and accounting aspects of Lafarge are available on the Internet websites of Lafarge (www.lafarge.com) and the AMF (www.amf-france.org), and may be obtained free of charge from:

Prior to the opening of the Offer acceptance period, the AMF and Euronext Paris will respectively publish a notice announcing the opening and the timetable of the public exchange offer (avis d’ouverture et de calendrier) and a notice announcing the terms and timetable of the public exchange offer.

IMPORTANT INFORMATION
This communication is for information purpose only and does not constitute an offer to purchase or exchange or the solicitation of an offer to sell or exchange any securities of Lafarge or an offer to sell or exchange or the solicitation of an offer to buy or exchange any securities of Holcim in any countries, including France.

The shares to be delivered upon completion of the exchange offer have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "U.S. Securities Act”). Accordingly, the shares to be delivered upon completion of the exchange offer may only be offered or sold in transactions that are exempt from registration under the Securities Act. The exchange offer is not being made in the United States except to "qualified institutional buyers” (as defined in Rule 144A under the Securities Act).

Distribution, publication or dissemination of this communication in certain countries may constitute a breach of the applicable laws and regulations. Consequently, persons physically located in countries in which this communication is distributed, published or disseminated shall inquire about such applicable laws and regulations and comply with them.

ABOUT LAFARGE
A world leader in building materials, Lafarge employs 63,000 people in 61 countries, and posted sales of €12.8 billion in 2014. As a top-ranking player in its Cement, Aggregates and Concrete businesses, it contributes to the construction of cities around the world, through its innovative solutions providing them with more housing and making them more compact, more durable, more beautiful, and better connected. With the world’s leading building materials research facility, Lafarge places innovation at the heart of its priorities in order to contribute to more sustainable construction and to better serve architectural creativity.
More information is available on Lafarge’s website: www.lafarge.com

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