
Effect · every source
How to increase Long Reign Bonus in CK3
3 sources raise Long Reign Bonus and 2 lower it in the game files of patch 1.20.0.3.
long_reign_bonus_multThe biggest boosts
+25%AdministratorTrait · Culture with Legalistic Customs
+25%InspectorTrait
+25%Hereditary HierarchyCultural tradition · Characters of this culture
What raises Long Reign Bonus (3)
Traits (2)


Inspector+25%
lifestyle_surveyor· game/common/traits/00_traits.txt
Cultural traditions (1)

Characters of this culture
tradition_hereditary_hierarchy· game/common/culture/traditions/00_realm_traditions.txt
What lowers Long Reign Bonus (2)
Traits (1)

Immortal-100000%
immortal· game/common/traits/00_traits.txt
Governments (1)
Adventurer-100%
Rulers with this government
landless_adventurer_government· game/common/governments/00_government_types.txt
Source: game/common/culture/traditions/00_realm_traditions.txt, game/common/governments/00_government_types.txt, game/common/traits/00_traits.txt and the English localisation, Crusader Kings III 1.20.0.3. Building chains are shown once, at their strongest level, with the range over their levels. Effects that come only from events or scale with a script value are not listed.