pam_can_sell_claim_on_target_trigger

pam_can_sell_claim_on_target_trigger = {
	scope:target = {
		is_landless_type_title = no
		is_head_of_faith = no
	}
	custom_tooltip = {
		text = sell_claim_target_must_be_in_clerical_region_tt
		scope:puppet_or_actor ?= {
			OR = {
				pam_sell_claim_target_in_own_clerical_region_trigger = { TARGET = scope:target }
				faith.religious_head ?= this
			}
		}
	}
	custom_tooltip = {
		text = sell_claim_recipient_must_not_hold_title_tt
		scope:target ?= {
			NOT = {
				holder ?= scope:recipient
			}
		}
	}
	custom_tooltip = {
		text = sell_claim_recipient_must_not_have_claim_tt
		scope:recipient = {
			NOT = {
				has_claim_on = scope:target
			}
		}
	}
	# Realm scan, so it sits behind the cheap ownership and claim gates
	custom_tooltip = {
		text = sell_claim_recipient_must_border_target_tt
		scope:target ?= {
			is_neighbor_to_realm = scope:recipient
		}
	}
}

As written in game/common/scripted_triggers/pam_scripted_triggers.txt.