can_keep_partition_succession_law_trigger

can_keep_partition_succession_law_trigger = {
	# The 'can_keep' triggers are dependent on actually having the law. If they aren't, the trigger breakdown for the player breaks and shows incomplete information.
	trigger_if = {
		limit = {
			has_realm_law = partition_succession_law
		}
		OR = {
			can_have_partition_succession_law_trigger = yes

			# Mongol Empires
			has_title = title:e_mongol_empire
			has_title = title:e_ilkhanate
			has_title = title:e_golden_horde
			has_title = title:e_chagatai
			has_title = title:e_red_horde
			has_title = title:e_white_horde
			has_title = title:e_aarlud_khanate
			has_title = title:e_togskol_khanate
			has_title = title:e_baruun_khanate
			has_title = title:e_great_yuan
			has_title = title:e_blue_horde
			has_title = title:e_omnod_dalai_khanate
		}
	}
	NOT = { government_has_flag = government_is_clan }
}

As written in game/common/scripted_triggers/00_law_triggers.txt.