Taipei, May 24 -- Taiwan Semiconductor Manufacturing Company (TSMC) has cautioned the US government that imposing tariffs on Taiwanese semiconductors could undermine its significant investment plans in Arizona, Focus Taiwan reported on Friday.

The company's USD 165 billion investment aims to build advanced semiconductor fabrication facilities in the state, but TSMC warned that tariffs could reduce demand for chips and jeopardize the project's success.

"New import restrictions could jeopardize current US leadership in the competitive technology industry and create uncertainties for many committed semiconductor capital projects in the US, including TSMC Arizona's significant investment plan in Phoenix," the chipmaker wrote in a letter to ...