Cease Paying Tribute

is_available = trigger_if = {
	limit = {
		is_ai = yes
	}
	suzerain ?= {
		is_migrating = no
		OR = {
			AND = {
				NOT = {
					root = {
						government_has_flag = government_is_herder
					}
				}
				trigger_if = {
					limit = {
						is_landed = yes
					}
					root = {
						is_obedient = no
					}
				}
			}
			NOT = {
				any_land_neighboring_realm_with_tributaries_owner = {
					this = root
				}
			}
			is_landed = no
		}
		trigger_if = {
			limit = {
				any_character_situation = {
					situation_type = dynastic_cycle
				}
			}
			OR = {
				root.subject_standing <= 0
				any_character_situation = {
					situation_type = dynastic_cycle
					OR = {
						situation_current_phase = situation_dynastic_cycle_phase_instability
						situation_current_phase = situation_dynastic_cycle_phase_instability_conquest
					}
				}
			}
		}
	}
	is_at_war = no
	trigger_if = {
		limit = {
			suzerain = {
				highest_held_title_tier >= tier_hegemony
			}
		}
		subject_standing < 20
	}
	is_migrating = no
}
is_shown = scope:puppet_or_actor ?= {
	this != scope:recipient
	suzerain ?= scope:recipient
	is_tributary = yes
}

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

scope:puppet_or_actor = {
	is_available_allow_travelling = yes
	trigger_if = {
		limit = {
			OR = {
				any_land_neighboring_realm_with_tributaries_owner = {
					this = scope:recipient
				}
				scope:recipient = {
					is_landed = no
				}
			}
		}
		NOT = {
			has_truce = scope:recipient
		}
	}
	trigger_else = {
		NOT = {
			has_truce = scope:recipient
		}
		subject_can_break_tributary = yes
	}
}
trigger_if = {
	limit = {
		scope:is_puppet_action ?= yes
	}
	scope:puppet_or_actor = {
		prestige >= cease_paying_tribute_interaction_cost_value
	}
}

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

on_accept = if = {
	limit = {
		scope:is_puppet_action ?= yes
	}
	scope:puppet_or_actor = {
		if = {
			limit = {
				cease_paying_tribute_interaction_cost_value > 0
			}
			add_prestige = {
				value = {
					add = cease_paying_tribute_interaction_cost_value
					max = prestige
					multiply = -1
				}
			}
		}
	}
}
scope:puppet_or_actor = {
	end_tributary = yes
	if = {
		limit = {
			scope:recipient = {
				government_has_flag = government_is_mandala
			}
		}
		add_opinion = {
			modifier = tributary_ceased_payments_opinion
			target = scope:recipient
			opinion = -100
		}
	}
}
scope:recipient = {
	if = {
		limit = {
			top_participant_group:dynastic_cycle ?= {
				has_participant_group_parameter = dynastic_cycle_external_tributaries_vassals_increased_independence_desire
			}
		}
		add_legitimacy_effect = {
			LEGITIMACY = minor_legitimacy_loss
		}
	}
	if = {
		limit = {
			government_has_flag = government_is_mandala
		}
		if = {
			limit = {
				is_ai = yes
			}
			set_variable = {
				name = tributary_recently_ceased
				years = 1
			}
		}
		else = {
			set_variable = {
				name = tributary_recently_ceased
				months = 6
			}
		}
	}
	if = {
		limit = {
			is_ai = yes
		}
		trigger_event = {
			id = char_interaction.0370
			days = 14
		}
	}
	else = {
		trigger_event = char_interaction.0370
	}
	add_opinion = {
		modifier = tributary_ceased_payments_opinion
		target = scope:puppet_or_actor
	}
}

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