May 05, 2008. /Lesprom.com/. The U.S. Department of Justice has concluded its Hart-Scott-Rodino review of International Paper's announced acquisition of Weyerhaeuser's containerboard packaging and recycling business. Regulatory reviews in several other countries are ongoing. Completion of the transaction is expected to occur in the 3Q 2008, International Paper informed. International Paper announced March 17 it had signed a definitive agreement with Weyerhaeuser to acquire its containerboard packaging and recycling business. Weyerhaeuser's containerboard packaging and recycling business includes nine linerboard mills, 72 box plants in the U.S. and four in Mexico, and more than 30 specialty packaging, kraft bag and recycling operations. International Paper is a global paper and packaging company with manufacturing operations in North America, Europe, Latin America, Russia, Asia and North Africa. Its businesses include uncoated papers and industrial and consumer packaging, complemented by xpedx, the company's North American distribution company.