Exact Tribute

is_shown = scope:recipient = {
	is_ai = no
}
trigger_if = {
	limit = {
		scope:actor = {
			highest_held_title_tier >= tier_hegemony
		}
	}
	scope:recipient = {
		trigger_if = {
			limit = {
				is_tributary_of = scope:actor
			}
			subject_standing < exact_tribute_subject_standing_value
		}
		trigger_else = {
			is_tributary = no
			is_independent_ruler = yes
			any_neighboring_top_liege_realm_owner = {
				primary_title = title:h_china
			}
		}
	}
}
trigger_else = {
	scope:actor = {
		government_has_flag = government_is_mandala
	}
	scope:recipient = {
		is_tributary_of = scope:actor
	}
}

As written in game/common/character_interactions/00_tributary_interactions.txt.

scope:recipient = {
	is_available_adult = yes
	custom_tooltip = {
		text = exact_tribute_interaction_recently_tribute_missioned_tt
		NOT = {
			var:tribute_mission_grace ?= scope:actor
		}
	}
	trigger_if = {
		limit = {
			NOR = {
				var:declined_requested_tribute_recently ?= scope:actor
				var:requested_tribute_mission ?= scope:actor
			}
		}
		custom_tooltip = {
			text = exact_tribute_interaction_no_tribute_tt
			OR = {
				has_gold_tribute_trigger = yes
				has_herd_tribute_trigger = yes
				has_artifact_tribute_trigger = yes
				AND = {
					any_courtier_or_guest = {
						can_become_concubine_of_character_valid_trigger = {
							CHARACTER = scope:actor
						}
					}
					scope:actor = {
						allowed_more_concubines = yes
					}
				}
				AND = {
					has_eunuch_tribute_trigger = yes
					scope:actor = {
						culture = {
							has_cultural_parameter = can_appoint_chief_eunuch
						}
					}
				}
			}
		}
	}
	custom_tooltip = {
		text = exact_tribute_interaction_recently_refused_tt
		NOT = {
			var:declined_requested_tribute_recently ?= scope:actor
		}
	}
	custom_tooltip = {
		text = exact_tribute_interaction_already_engaged_tt
		NOR = {
			var:requested_tribute_mission ?= scope:actor
			has_variable = tribute_mission_type
		}
	}
}

As written in game/common/character_interactions/00_tributary_interactions.txt.

on_accept = scope:actor = {
	if = {
		limit = {
			is_ai = no
		}
		trigger_event = tribute_mission.9010
	}
}
scope:recipient = {
	set_variable = {
		name = requested_tribute_mission
		value = scope:actor
		years = requested_tribute_mission_deadline_years
	}
	trigger_event = {
		id = tribute_mission.9500
		years = requested_tribute_mission_deadline_years
	}
	custom_tooltip = exact_tribute_player_interaction_accept_tt
	if = {
		limit = {
			scope:actor = {
				highest_held_title_tier >= tier_hegemony
			}
		}
		if = {
			limit = {
				scope:actor.primary_title = title:h_china
			}
			open_view_data = {
				view = decision_detail
				data = decision:tribute_mission_decision_china
				player = scope:recipient
			}
		}
		else_if = {
			limit = {
				scope:actor.primary_title = title:h_roman_empire
			}
			open_view_data = {
				view = decision_detail
				data = decision:tribute_mission_decision_roman_empire
				player = scope:recipient
			}
		}
		else_if = {
			limit = {
				scope:actor.primary_title = title:h_eastern_roman_empire
			}
			open_view_data = {
				view = decision_detail
				data = decision:tribute_mission_decision_eastern_roman_empire
				player = scope:recipient
			}
		}
		else_if = {
			limit = {
				scope:actor.primary_title = title:h_dar_al_islam
			}
			open_view_data = {
				view = decision_detail
				data = decision:tribute_mission_decision_dar_al_islam
				player = scope:recipient
			}
		}
		else_if = {
			limit = {
				scope:actor.primary_title = title:h_india
			}
			open_view_data = {
				view = decision_detail
				data = decision:tribute_mission_decision_india
				player = scope:recipient
			}
		}
	}
	else_if = {
		limit = {
			scope:actor = {
				government_has_flag = government_is_mandala
			}
		}
		open_view_data = {
			view = decision_detail
			data = decision:tribute_mission_decision_mandala
			player = scope:recipient
		}
	}
	else = {
		error_log = "Exacting tribute as an invalid actor!"
	}
}
on_decline = scope:recipient = {
	add_legitimacy = minor_legitimacy_loss
	set_variable = {
		name = declined_requested_tribute_recently
		value = scope:actor
		years = requested_tribute_mission_deadline_years
	}
}
scope:actor = {
	if = {
		limit = {
			is_ai = yes
		}
		add_opinion = {
			modifier = declined_tribute_mission_opinion
			opinion = -30
			target = scope:recipient
		}
	}
	if = {
		limit = {
			is_ai = no
		}
		trigger_event = tribute_mission.9000
	}
}

As written in game/common/character_interactions/00_tributary_interactions.txt.