Udd said the company would "desperately" like to work with the government to solve regulatory and tax issues.
Udd said he would also like to see the total tax burden for copper companies to be between 41% and 44% with a proposed new mining royalty rather than the 48% at which it currently stands. (Reporting by Fabian Cambero and Alexander Villegas; Editing by Cynthia Osterman)