Prime Minister Han has taken over from the suspended Yoon, who was impeached on Dec. 14 and faces a Constitutional Court review on whether to oust him, Reuters reported. With a majority in parliament, the opposition Democratic Party passed a bill this month to appoint a special counsel to pursue charges of insurrection, among others, against the conservative Yoon and to investigate his wife over a luxury bag scandal and other allegations.

The party, which has accused Han of aiding Yoon’s martial law attempt and reported him to police, said it would “immediately initiate impeachment proceedings” against the acting president if the legislation was not promulgated by Tuesday. “The delays show that the prime minister has no intention of complying with the constitution, and it is tantamount to admitting that he is acting as a proxy for the insurgent,” Democratic Party floor leader Park Chan-dae told a party meeting, referring to Yoon. Han is a technocrat who has held leadership roles in South Korean politics for 30 years under conservative and liberal presidents.

Yoon appointed him prime minister in 2022. Han’s office could not immediately be reached for comment. He has previously said he had tried to block Yoon’s martial law declaration, but apologized for failing to do so.

Park also accused Yoon of hampering the Constitutional Court trial by repeatedly refusing to accept court documents. “Any delay in the investigation and impeachment trials is an extension of th.