IAPMO (International Association of Plumbing and Mechanical Officials) links:

Lead-Free: http://pld.iapmo.org/file_info.asp?file_no=0010649

NSF 61: http://pld.iapmo.org/file_info.asp?file_no=0010648

cUPC: http://pld.iapmo.org/file_info.asp?file_no=0011072

That gives coverage for US and Canada plumbing codes.  The US component will cover Uniform Plumbing Code and International Plumbing Code (certificate being corrected to add IPC compliance on list).