EXHIBIT 8.1



|Subsidiary                                                          |  | JurisdictionofIncorporation
|------------------------------------------------------------------- |  | ---------------------------
|Agenciamiento y Servicios Profesionales S.A.                        |  | Mexico                     
|Alto Paraná S.A.                                                    |  | Argentina                  
|Arauco Denmark ApS                                                  |  | Denmark                    
|Arauco do Brasil Ltda.                                              |  | Brazil                     
|Arauco Ecuador S.A.                                                 |  | Ecuador                    
|Arauco Europe S.A.                                                  |  | Switzerland                
|Arauco Forest Products B.V.                                         |  | The Netherlands            
|Arauco Generación S.A.                                              |  | Chile                      
|Arauco Honduras S. de R.L. de C.V.                                  |  | Honduras                   
|Arauco Internacional S.A. (previously Inversiones Cholguán S.A.)    |  | Chile                      
|Araucomex S.A. de C.V.                                              |  | Mexico                     
|Arauco Perú S.A. (previously Cholguán Lima S.A.).                   |  | Peru                       
|Arauco Wood Products, Inc.                                          |  | U.S.A.                     
|Aserraderos Arauco S.A.                                             |  | Chile                      
|Bosques Arauco S.A.                                                 |  | Chile                      
|Controladora de Plagas Forestales S.A.                              |  | Chile                      
|Distribuidora Centromaderas S.A.                                    |  | Chile                      
|Forestal Arauco S.A.                                                |  | Chile                      
|Forestal Arauco Costa Rica S.A.                                     |  | Costa Rica                 
|Forestal Arauco Guatemala S.A.                                      |  | Guatemala                  
|Forestal Celco S.A.                                                 |  | Chile                      
|Forestal Cholguán S.A.                                              |  | Chile                      
|Forestal Conosur S.A.                                               |  | Uruguay                    
|Forestal Misiones S.A.                                              |  | Argentina                  
|Forestal Valdivia S.A.                                              |  | Chile                      
|Industrias Forestales S.A.                                          |  | Argentina                  
|Inversiones Celco S.L                                               |  | Spain                      
|Investigaciones Forestales Bioforest S.A                            |  | Chile                      
|Paneles Arauco S.A.                                                 |  | Chile                      
|Servicios Logísticos Arauco S.A. (previously Portuaria Arauco S.A.) |  | Chile                      
|Southwoods-Arauco Lumber LLC                                        |  | U.S.A.                     
|Trupán Argentina S.A.                                               |  | Argentina