EXHIBIT 8.1



|                                                                                             |  |                         |  |                  |         |  
|-------------------------------------------------------------------------------------------- |  | ----------------------- |  | ---------------- | ------- | -
|                                                                                             |  | Country ofincorporation |  | Total stock held |        
|Agenciamiento y Servicios Profesionales S.A. de C.V.                                         |  | Mexico                  |  |                  | 99.9990 | %
|Alto Paraná S.A. (1)                                                                         |  | Argentina               |  |                  | 99.9801 |  
|Arauco Australia Pty Ltd.                                                                    |  | Australia               |  |                  | 99.9990 |  
|Arauco Bioenergía S.A.                                                                       |  | Chile                   |  |                  | 99.9999 |  
|Arauco Colombia S.A.                                                                         |  | Colombia                |  |                  | 99.9983 |  
|Arauco Distribución S.A.                                                                     |  | Chile                   |  |                  | 99.9996 |  
|Arauco do Brasil S.A                                                                         |  | Brazil                  |  |                  | 99.9990 |  
|Arauco Florestal Arapoti S.A.                                                                |  | Brazil                  |  |                  | 79,9992 |  
|Arauco Forest Brasil S.A.                                                                    |  | Brazil                  |  |                  | 99.9990 |  
|Arauco Forest Products B.V. (2)                                                              |  | The Netherlands         |  |                  | 99.9990 |  
|Arauco Holanda Cooperatief U.A. (3)                                                          |  | The Netherlands         |  |                  | 99.9990 |  
|Arauco Panels USA LLC                                                                        |  | U.S.A.                  |  |                  | 99.9990 |  
|Arauco Perú S.A.                                                                             |  | Peru                    |  |                  | 99.9990 |  
|Arauco Wood Products, Inc.                                                                   |  | U.S.A.                  |  |                  | 99.9990 |  
|Araucomex S.A. de C.V.                                                                       |  | Mexico                  |  |                  | 99.9990 |  
|Aserraderos Arauco S.A.                                                                      |  | Chile                   |  |                  | 99.9995 |  
|Consorcio Protección Fitosanitaria Forestal S.A. (Ex-Controladora de Plagas Forestales S.A.) |  | Chile                   |  |                  | 57.7503 |  
|Empreendimentos Florestais Santa Cruz Ltda.                                                  |  | Brazil                  |  |                  | 99.9789 |  
|Flakeboard America Limited                                                                   |  | U.S.A.                  |  |                  | 99.9990 |  
|Flakeboard Company Limited                                                                   |  | Canada                  |  |                  | 99.9990 |  
|Forestal Arauco S.A. (Ex-Forestal Celco S.A).                                                |  | Chile                   |  |                  | 99.9484 |  
|Forestal Concepción                                                                          |  | Panama                  |  |                  | 99.9990 |  
|Forestal Cholguán S.A.                                                                       |  | Chile                   |  |                  | 98.1796 |  
|Forestal Los Lagos S.A.                                                                      |  | Chile                   |  |                  | 79.9587 |  
|Forestal Nuestra Señora del Carmen S.A.                                                      |  | Argentina               |  |                  | 99.9805 |  
|Forestal Talavera S.A.                                                                       |  | Argentina               |  |                  | 99.9942 |  
|Greenagro S.A.                                                                               |  | Argentina               |  |                  | 97.9805 |  
|Inversiones Arauco Internacional Ltda.                                                       |  | Chile                   |  |                  | 99.9990 |  
|Investigaciones Forestales Bioforest S.A.                                                    |  | Chile                   |  |                  | 99.9489 |  
|Leasing Forestal S.A.                                                                        |  | Argentina               |  |                  | 99.9801 |  
|Mahal Empreendimentos e Participacoes S.A.                                                   |  | Brazil                  |  |                  | 99.9934 |  
|Paneles Arauco S.A.                                                                          |  | Chile                   |  |                  | 99.9995 |  
|Savitar S.A.                                                                                 |  | Argentina               |  |                  | 99.9841 |  
|Servicios Aéreos Forestales Ltda.                                                            |  | Chile                   |  |                  | 99.9990 |  
|Servicios Logísticos Arauco S.A.                                                             |  | Chile                   |  |                  | 99.9997 |  



|(1) | Effective January 1, 2015, Alto Paraná S.A. changed its name to Arauco Argentina S.A.
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|(2) | Effective January 1, 2015, Arauco Forest Products B.V. was merged into Arauco Holanda Cooperatief U.A.
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|(3) | Effective January 1, 2015, Arauco Holanda Cooperatief U.A.changed its name to Arauco Europe Cooperatief U.A.
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