The government has been scrambling to calm concerns that Korean chipmakers could face unfavorable treatment under the U.S. semiconductor tariffs, as their Taiwanese rivals have already won exemptions in return for massive investments in the United States. Citing Washington’s pledge of “no less favorable” treatment for Korea’s chip exports, Seoul’s presidential office vowed Sunday to ensure Samsung Electronics and SK hynix are not disadvantaged against Taiwan Semiconductor Manufacturing Co. (TSMC) in the U.S. market. “The government plans to communicate with companies and talk with the U.S., while thoroughly analyzing the agreement between the U.S. and Taiwan,” Cheong Wa Dae told reporters. “The government will talk with the U.S. to minimize impacts on Korean companies, in accordance with the principle of ‘no less favorable’ treatment stated in the Korea-U.S. joint fact sheet.” When Seoul and Washington signed the fact sheet last November to lower U.S. tariffs on Korean goods from 25 percent to 15 percent in exchange for Korea’s $350 billion investment in the U.S.,