Seoul is considering whether to file a lawsuit against North Korea for illegally using ROK companies’ assets at the shuttered inter-Korean industrial zone, the unification ministry said Monday.

The statement comes after South Korea’s unification decried the “clear invasion of property rights” at the Kaesong Industrial Complex earlier this month, warning that Seoul will “take necessary measures” if the DPRK doesn’t respond.

The Joongang Ilbonewspaper first reported on Monday that Seoul is pursuing a lawsuit against Pyongyang through institutions that have jurisdiction over ROK assets at the complex. These reportedly include the Export-Import Bank of Korea, which handles government