cap_schemes_and_fire_reminders_effect

cap_schemes_and_fire_reminders_effect = {
	if = {
		limit = {
			scheme_agent_charges >= opportunity_cap_value
			scheme_success_chance >= max_scheme_success_chance
		}
		if = {
			limit = {
				scheme_owner = {
					is_ai = no
					NOR = {
						has_character_flag = scheme_critical_moments.0011
						has_variable = opportunities_reminder
					}
				}
			}
			scheme_owner = {
				add_character_flag = currently_in_scheme_reminder
				# supress the 'variable is used but is never set' error, the flag is set through code with the cooldown effect on the event, smh!
				if = {
					limit = {
						always = no
					}
					add_character_flag = scheme_critical_moments.0011
				}
			}
			switch = {
				trigger = scheme_type
				murder = {
					murder_scheme_prep_effect = yes
				}
				abduct = {
					abduct_scheme_prep_effect = yes
				}
				challenge_status = {
					challenge_status_scheme_prep_effect = yes
				}
				claim_throne = {
					claim_throne_scheme_prep_effect = yes
				}
				depose = {
					depose_scheme_prep_effect = yes
				}
				overthrow_regent = {
					overthrow_regent_scheme_prep_effect = yes
				}
				expand_power_base = {
					expand_power_base_scheme_prep_effect = yes
				}
				fabricate_hook = {
					fabricate_hook_scheme_prep_effect = yes
				}
				generate_claim = {
					generate_claim_scheme_prep_effect = yes
				}
				promote = {
					promote_scheme_prep_effect = yes
				}
				slander = {
					slander_scheme_prep_effect = yes
				}
				steal_back_artifact = {
					steal_back_artifact_scheme_prep_effect = yes
				}
				seize_realm = {
					seize_realm_scheme_prep_effect = yes
				}
				found_despotate = {
					found_despotate_scheme_prep_effect = yes
				}
				raid_estate = {
					raid_estate_scheme_prep_effect = yes
				}
				prepare_fire_dromons_scheme = {
					prepare_fire_dromons_scheme_prep_effect = yes
				}
				steal_herd = {
					steal_herd_scheme_prep_effect = yes
				}
				celestial_siphon_treasury = {
					celestial_siphon_treasury_prep_effect = yes
				}
				disbelieve_mandala = {
					disbelieve_mandala_scheme_prep_effect = yes
				}
				coerce_tributary = {
					coerce_tributary_scheme_prep_effect = yes
				}
			}
		}
		# If the player hasn't been reminded once, tell them that their scheme has hit max opportunities.
		scheme_owner = {
			if = {
				limit = {
					is_ai = no
					NOT = { has_variable = opportunities_reminder }
				}
				trigger_event = scheme_critical_moments.0011
			}
		}
	}
}

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