
Effect · every source
How to increase Maximum Domain Limit in CK3
19 sources raise Maximum Domain Limit and 0 lower it in the game files of patch 1.20.0.3.
domain_limit_maxIn Crusader Kings III, 19 sources raise Maximum Domain Limit and 0 sources lower it. Biggest raises: Capital Temple Complex +7, High Dominance +3, Unruly Nomads +2, Wanua +2 and Mandala +2. Patch 1.20.0.3, from the modifiers of traits, perks, traditions, buildings and the rest of game/common.
The biggest boosts
+7Capital Temple ComplexBuilding · Holder- +3High DominanceLaw · Dominance · Rulers with this law
- +2Unruly NomadsLaw · Dominance · Rulers with this law
What raises Maximum Domain Limit (19)
Lifestyle perks (9)
Nomadic government
divided_attention_perk· game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txtMandala government
divided_attention_perk· game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txtSōryō government
divided_attention_perk· game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txtRitsuryō government
divided_attention_perk· game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txtWanua government
divided_attention_perk· game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txtNomadic government
personal_touch_perk· game/common/lifestyle_perks/00_wanderer_1_surveyor_tree_perks.txtMandala government
personal_touch_perk· game/common/lifestyle_perks/00_wanderer_1_surveyor_tree_perks.txtRitsuryō government
personal_touch_perk· game/common/lifestyle_perks/00_wanderer_1_surveyor_tree_perks.txtSōryō government
personal_touch_perk· game/common/lifestyle_perks/00_wanderer_1_surveyor_tree_perks.txt
Buildings (3)

Holder
Levels 1–5: +1 to +7 (5 levels give it)
mandala-capital· game/common/buildings/tgp_great_project_buildings.txt
Holder · government parameter government_is_wanua
Levels 3–4: +1 to +1 (2 levels give it)
idjang-forts· game/common/buildings/00_tribal_buildings.txt
Wantilan+1
Holder · government parameter government_is_wanua
Levels 3–4: +1 to +1 (2 levels give it)
wantilan· game/common/buildings/00_tribal_buildings.txt
Laws (3)
High Dominance+3
Dominance · Rulers with this law
nomadic_authority_3· game/common/laws/00_realm_laws.txtUnruly Nomads+2
Dominance · Rulers with this law
nomadic_authority_1· game/common/laws/00_realm_laws.txtLimited Dominance+1
Dominance · Rulers with this law
nomadic_authority_2· game/common/laws/00_realm_laws.txt
Governments (4)
Wanua+2
Rulers with this government
wanua_government· game/common/governments/00_government_types.txtMandala+2
Rulers with this government
mandala_government· game/common/governments/00_government_types.txtSōryō+2
Rulers with this government
japan_feudal_government· game/common/governments/01_japan_government_types.txtRitsuryō+1
Rulers with this government
japan_administrative_government· game/common/governments/01_japan_government_types.txt
Source: game/common/buildings/00_tribal_buildings.txt, game/common/buildings/tgp_great_project_buildings.txt, game/common/governments/00_government_types.txt, game/common/governments/01_japan_government_types.txt, game/common/laws/00_realm_laws.txt, game/common/lifestyle_perks/00_stewardship_2_domain_tree_perks.txt, game/common/lifestyle_perks/00_wanderer_1_surveyor_tree_perks.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.