ai_budget_manipulation_effect

ai_budget_manipulation_effect = {
	# Tweaks to the War Chest AI budget - sometimes the AI will be brave enough to boom
	if = {
		limit = { is_ai = yes }
		if = { # Some special logic to make certain AI's save up gold to revoke titles in their desired domain
			limit = {
				is_at_war = no
				is_playable_character = yes
				trigger_if = {
					limit = { has_treasury = yes }
					treasury >= 50
					treasury < minimum_ai_treasury_value_for_tyranny_wars
				}
				trigger_else = {
					gold >= 50
					gold < minimum_ai_gold_value_for_tyranny_wars
				}
				NOR = {
					has_character_flag = ai_revoke_recheck_cooldown
					government_has_flag = government_is_nomadic
				}
				primary_title.tier >= tier_duchy
				years_from_game_start >= 3
				domain_size < domain_limit
				has_realm_law_flag = title_revocation_allowed
				OR = { # Tyranny tolerance is based on rationality
					AND = {
						ai_rationality < 0
						tyranny <= 15 # Don't go crazy with tyranny, just a bit is fine
					}
					AND = {
						ai_rationality >= 0
						ai_rationality < 50
						tyranny <= 5 # Don't go crazy with tyranny, just a bit is fine
					}
					AND = {
						ai_rationality >= 50
						tyranny <= 0 # Don't go crazy with tyranny, just a bit is fine
					}
				}
				OR = {
					primary_title.title_capital_county = {
						holder != root
						holder = {
							current_military_strength < root.current_military_strength
							is_vassal_or_below_of = root
							NOR = {
								vassal_contract_has_flag = vassal_contract_cannot_revoke_titles
								has_relation_friend = root
								has_relation_best_friend = root
								has_relation_lover = root
								has_relation_soulmate = root
								is_child_of = root
								is_grandchild_of = root
								is_great_grandchild_of = root
							}
						}
					}
					AND = {
						primary_title.tier >= tier_kingdom
						exists = primary_title.title_capital_county.de_jure_liege.holder
						primary_title.title_capital_county.de_jure_liege = {
							holder != root
							holder = {
								current_military_strength < root.current_military_strength
								is_vassal_or_below_of = root
								NOR = {
									vassal_contract_has_flag = vassal_contract_cannot_revoke_titles
									has_relation_friend = root
									has_relation_best_friend = root
									has_relation_lover = root
									has_relation_soulmate = root
									is_child_of = root
									is_grandchild_of = root
									is_great_grandchild_of = root
								}
							}
						}
					}
					any_sub_realm_county = {
						holder != root
						title_province = { has_holding_type = castle_holding }
						this != root.primary_title.title_capital_county
						duchy = root.primary_title.title_capital_county.duchy
						holder = {
							current_military_strength < root.current_military_strength
							NOR = {
								vassal_contract_has_flag = vassal_contract_cannot_revoke_titles
								has_relation_friend = root
								has_relation_best_friend = root
								has_relation_lover = root
								has_relation_soulmate = root
								is_child_of = root
								is_grandchild_of = root
								is_great_grandchild_of = root
							}
						}
					}
				}
				trigger_if = {
					limit = {
						domain_size > 3
					}
					NOR = {
						has_trait = generous
						has_trait = just
					}
				}
				NOT = {
					primary_title = title:e_hre
				}
			}
			if = {
				limit = {
					primary_title.title_capital_county = {
						holder != root
						holder = {
							current_military_strength < root.current_military_strength
							is_vassal_or_below_of = root
							NOT = { vassal_contract_has_flag = vassal_contract_cannot_revoke_titles }

As written in game/common/scripted_effects/00_ai_budget_effects.txt.