
Effect · every source
How to increase Levy Reinforcement Rate in CK3
18 sources raise Levy Reinforcement Rate and 1 lowers it in the game files of patch 1.20.0.3.
levy_reinforcement_rateThe biggest boosts
- +100%See How It's DoneLifestyle perk · Not Adventurer government
+100%MarchesBuilding · Each de jure county of the duchy
+90%Regimental GroundsBuilding · County
What raises Levy Reinforcement Rate (18)
Lifestyle perks (1)
See How It's Done+100%
Not Adventurer government
organized_muster_rolls_perk· game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txt
Innovations (3)

Castle Baileys+15%
Characters of this culture
innovation_castle_baileys· game/common/culture/innovations/00_high_medieval_innovations.txt
Royal Armory+15%
Characters of this culture
innovation_royal_armory· game/common/culture/innovations/00_late_medieval_innovations.txt
Bannus+15%
Characters of this culture
innovation_bannus· game/common/culture/innovations/00_tribal_innovations.txt
Tenets (2)

Characters holding it as a personal tenet
tenet_pure_land· game/common/religion/tenet_types/00_tenet_types.txt
Crescite et Multiplicamini+15%
Counties of this faith
tenet_be_fruitful_and_multiply· game/common/religion/tenet_types/00_pam_tenets.txt
Holy sites (2)
Poszony+10%
Pozsony · Holder of the county
poszony· game/common/religion/faith_types/00_faith_types.txt
Buildings (10)

Marches+100%
Each de jure county of the duchy
Levels 1–3: +25% to +100% (3 levels give it)
march· game/common/buildings/00_duchy_capital_buildings.txt
County
Levels 1–8: +20% to +90% (8 levels give it)
regimental-grounds· game/common/buildings/00_standard_military_buildings.txt
Blacksmiths+45%
County
Levels 1–8: +10% to +45% (8 levels give it)
smiths· game/common/buildings/00_standard_military_buildings.txt
Barracks+30%
County
Levels 4–8: +10% to +30% (5 levels give it)
barracks· game/common/buildings/00_standard_military_buildings.txt
Cattle Pastures+15%
Province
Levels 3–8: +10% to +15% (6 levels give it)
pastures· game/common/buildings/00_standard_economy_buildings.txt

Orchards+10%
Province
Levels 2–8: +10% to +10% (7 levels give it)
orchards· game/common/buildings/00_standard_economy_buildings.txt

Paddy Fields+5%
County
Levels 7–8: +5% to +5% (2 levels give it)
paddy-fields· game/common/buildings/00_standard_economy_buildings.txt
County
Levels 7–8: +5% to +5% (2 levels give it)
cereal-fields· game/common/buildings/00_standard_economy_buildings.txt
What lowers Levy Reinforcement Rate (1)
Cultural traditions (1)

Characters of this culture
tradition_roman_legacy· game/common/culture/traditions/00_realm_traditions.txt
Source: game/common/buildings/00_duchy_capital_buildings.txt, game/common/buildings/00_special_buildings.txt, game/common/buildings/00_standard_economy_buildings.txt, game/common/buildings/00_standard_military_buildings.txt, game/common/buildings/ccp3_special_buildings.txt, game/common/culture/innovations/00_high_medieval_innovations.txt, game/common/culture/innovations/00_late_medieval_innovations.txt, game/common/culture/innovations/00_tribal_innovations.txt, game/common/culture/traditions/00_realm_traditions.txt, game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txt, game/common/religion/faith_types/00_faith_types.txt, game/common/religion/tenet_types/00_pam_tenets.txt, game/common/religion/tenet_types/00_tenet_types.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.