[B]usiness organisations in the US are to appeal against...[the] court ruling that upheld a new rule requiring large companies to disclose whether any conflict minerals are used in their products. The businesses, led by the National Association of Manufacturers (NAM) trade association, have filed a ‘notice of intent’ that they will appeal the federal court ruling, which backed moves by the US Securities and Exchange Commissions to introduce the rule as part of its response to the 2010 Dodd-Frank Act...The decision to appeal has drawn an angry response from NGOs that support the new rules...Global Witness says the introduction of the SEC rule has already generated ‘unprecedented momentum’ within the DRC to reform its mineral sector.