Imperial Palace

Government building

CapitalNot built directly

Imperial Palace is a government building in Stellaris 4.5.2. It costs 2,000 Minerals and takes 900 days to build, with an upkeep of 10 Energy Credits a month. It adds Soldiers, Knights, Battle Thralls, Warrior Drones and 9 more jobs, depending on the empire. Housing +3,000.

Cost: 2,000Minerals
Upkeep: 10Energy Credits
Build time: 900 days
Housing: +3000
ID: building_imperial_capital

Jobs Imperial Palace adds

Jobs come from the building's job modifiers; 4.x counts jobs in hundreds (a district adds 100). Variants for other kinds of empires are listed with their condition.

1 Soldiers
Not: Gestalt Consciousness; Not: Modifier: Thrall-World; Not: Has knights zone
- Owner
  - Not: Gestalt Consciousness
- Not: Modifier: Thrall-World
- Not: Has knights zone
0.5 Knights
Not: Gestalt Consciousness; Not: Modifier: Thrall-World; Has knights zone
- Owner
  - Not: Gestalt Consciousness
- Not: Modifier: Thrall-World
- Has knights zone
1 Battle Thralls
Not: Gestalt Consciousness; Modifier: Thrall-World
- Owner
  - Not: Gestalt Consciousness
- Modifier: Thrall-World
1 Warrior Drones
Gestalt Consciousness; Not: Wilderness empire
- Owner
  - Gestalt Consciousness
  - Not: Wilderness empire
200 Politicians
Authority: Imperial; any of: Country flag: cyber_individualist; any of: Country…
- Owner
  - Is cyber imperial
    Authority: Imperial
    Any of
    Country flag: cyber_individualist
    Country flag: cyber_collectivist
100 Replicators
Gestalt Consciousness; Tradition: Prefabricated Components
- Owner
  - Gestalt Consciousness
  - Tradition: Prefabricated Components
1 Traders
any of: Megacorporation; any of: Civic: Corporate Sovereign; Is capital
- Owner
  - Has corporate government
    Any of
    Megacorporation
    Civic: Corporate Sovereign
- Is capital
100 Politicians
Not: Gestalt Consciousness; none of: Civic: Worker Cooperative; Tradition: Impe…
- Owner
  - Not: Gestalt Consciousness
  - Not: Is worker coop empire
    Civic: Worker Cooperative
  - Tradition: Imperious Architecture
150 Bureaucrats
Not: Gestalt Consciousness; Civic: Worker Cooperative; Tradition: Imperious Arc…
- Owner
  - Not: Gestalt Consciousness
  - Civic: Worker Cooperative
  - Tradition: Imperious Architecture
150 Coordinators
Hive Mind; Not: Wilderness empire; Tradition: Imperious Architecture
- Owner
  - Hive Mind
  - Not: Wilderness empire
  - Tradition: Imperious Architecture
1 Lord Commanders
any of: Carrier flag: toxic_knights_arkship; any of: Planet flag: toxic_knights…
- Any of
  - Carrier flag: toxic_knights_arkship
  - Planet flag: toxic_knights_settled_world
  - Planet flag: toxic_knights_habitat
- Capital tier at least 2
- Owner
  - Origin: Knights of the Toxic God
100 Knights
any of: Carrier flag: toxic_knights_arkship; any of: Planet flag: toxic_knights…
- Any of
  - Carrier flag: toxic_knights_arkship
  - Planet flag: toxic_knights_settled_world
  - Planet flag: toxic_knights_habitat
- Capital tier at least 2
- Owner
  - Origin: Knights of the Toxic God
100 Knights
any of: Carrier flag: toxic_knights_arkship; any of: Planet flag: toxic_knights…
- Any of
  - Carrier flag: toxic_knights_arkship
  - Planet flag: toxic_knights_settled_world
  - Planet flag: toxic_knights_habitat
- Capital tier at least 4
- Owner
  - Origin: Knights of the Toxic God
600 Politicians
none of: Civic: Worker Cooperative; Not: Gestalt Consciousness; any of: Not: Pl…
- Owner
  - Not: Is worker coop empire
    Civic: Worker Cooperative
  - Not: Gestalt Consciousness
- Any of
  - Not: Planet flag: toxic_knights_habitat
  - Not: owner
    Origin: Knights of the Toxic God
900 Bureaucrats
Civic: Worker Cooperative
- Owner
  - Civic: Worker Cooperative
100 Roboticists
Regular empire (not gestalt); Tradition: Prefabricated Components
- Owner
  - Regular empire (not gestalt)
  - Tradition: Prefabricated Components
200 Roboticists
Is individual machine
- Owner
  - Is individual machine
100 Medical Workers
Civic: Pharma State
- Owner
  - Civic: Pharma State
500 Enforcers
Regular empire (not gestalt); Not: Civic: Oppressive Autocracy
- Owner
  - Regular empire (not gestalt)
  - Not: Civic: Oppressive Autocracy
500 Enforcers
Regular empire (not gestalt); Civic: Oppressive Autocracy
- Owner
  - Regular empire (not gestalt)
  - Civic: Oppressive Autocracy

Cost, upkeep and output

Base values from the building's resources block; conditional variants (nomadic empires pay other resources, for example) open with their condition.

Cost: 2,000Minerals
200Alloys — Nomadic empire
Nomadic empire
Upkeep a month: 10Energy Credits

What Imperial Palace does

On the planet

+3,000Amenities
+4Max Corporate Buildings
+16Planetary Defense Armies

Only in some cases

- +10%Resources from Jobs
when…
- Owner
  - Authority: Imperial
  - Not: Is cyber imperial
    - Authority: Imperial
    - Any of
      Country flag: cyber_individualist
      Country flag: cyber_collectivist
  - Not: Is synth imperial
    - Authority: Imperial
    - Any of
      Country flag: synth_physical
      Country flag: synth_virtual
  - Not: Is purity authority
    - Country flag: bio_purity
  - Not: Is cloning authority
    - Country flag: bio_cloning
  - Not: Is mutation authority
    - Country flag: bio_mutation
  - Not: Is transcendent authority
    - Country flag: transcendent_government
  - Not: Is corporeal authority
    - Country flag: corporeal_government
  - capital scope.solar system?
    - Is the same as: the system of this
- +5%Job Efficiency
when…
- Capital tier at least 2
- Owner
  - Technology: Improved Production
  - Not all of
    - Technology: Efficiencies of Scale
    - The scope before
      Capital tier at least 3
- +10%Job Efficiency
when…
- Capital tier at least 3
- Owner
  - Technology: Efficiencies of Scale
  - Not all of
    - Technology: Maximized Productivity
    - The scope before
      Capital tier at least 4
- +15%Job Efficiency
when…
- Capital tier at least 4
- Owner
  - Technology: Maximized Productivity
- +10%Pop Growth Speed
when…
- Owner
  - Tradition: Organ Harvesting
- Carrier type: planet
- Has current purge
- +10%Pop Growth Speed
when…
- Owner
  - Tradition: Organ Harvesting
- Carrier type: ship
- ship.orbit?
  - Has orbital bombardment
  - Controller (if any)
    - Is hostile: the controller of this
- +10%Upkeep for Augmentors
when…
- Owner
  - Modifier: Implant Taxes
- growing species
  - Species
    - Trait: Cybernetic
- +1%Elite Pop Resource Output
when…
- Owner
  - Authority: Oligarchic
  - Country flag: cyber_individualist
- -10%Happiness
when…
- Owner
  - Is cyber imperial
    - Authority: Imperial
    - Any of
      Country flag: cyber_individualist
      Country flag: cyber_collectivist
  - Not: Edict: neurocasted_spectacles
- Any of
  - None of
  - Not: sector
    - Has sector type: Core Sector
- +10%Happiness
when…
- Owner
  - Is cyber imperial
    - Authority: Imperial
    - Any of
      Country flag: cyber_individualist
      Country flag: cyber_collectivist
  - Edict: neurocasted_spectacles
  - Capital
    - Not: Is the same as: this
- +10%Upkeep for Roboticists
when…
- Owner
  - Policy: Identity Fusion
- +20%Upkeep for Roboticists
when…
- Owner
  - Policy: Identity Initialization
- +1%District Upkeep
when…
- Owner
  - Authority: Democratic
  - Country flag: synth_physical
- +1%Job Efficiency for Specialists
when…
- Owner
  - Authority: Democratic
  - Country flag: synth_physical
- +1Max Districts
when…
- Owner
  - Tradition: Advanced Server Maintenance
- Has planetary ascension tier at least 1
- +1Max Districts
when…
- Owner
  - Tradition: Advanced Server Maintenance
- Has planetary ascension tier at least 5
- +1Max Districts
when…
- Owner
  - Tradition: Advanced Server Maintenance
- Has planetary ascension tier at least 10
- +1Minerals Produced per 100 Miners
- +1Food Produced per 100 Farmers
- +1Energy Credits Produced per 100 Technicians
when…
- Owner
  - Origin: Storm Chasers
  - Technology: Planetary Storm Negation
- System
  - Star flag: storm_system
- +1Minerals Produced per 100 Miners
- +1Food Produced per 100 Farmers
- +1Energy Credits Produced per 100 Technicians
when…
- Owner
  - Origin: Storm Chasers
  - Technology: Planetary Storm Nullification
- System
  - Star flag: storm_system
- +100%Resources Produced from Miners
- +100%Resources Produced from Farmers
- +100%Resources Produced from Technicians
when…
- Owner
  - Member of the Galactic Community
  - Origin: Storm Chasers
  - Technology: Planetary Storm Negation
- +5%Unity Unity from Jobs
when…
- DLC: cosmic storms
- Owner
  - Origin: Storm Chasers
- +100Housing
when…
- Owner
  - Not: Gestalt Consciousness
  - Not: Is worker coop empire
    - Civic: Worker Cooperative
  - Tradition: Imperious Architecture
- +100Housing
when…
- Owner
  - Not: Gestalt Consciousness
  - Civic: Worker Cooperative
  - Tradition: Imperious Architecture
- +150Housing
when…
- Owner
  - Hive Mind
  - Not: Wilderness empire
  - Tradition: Imperious Architecture
- +2%Job Efficiency for Specialists
when…
- Owner
  - Not: Gestalt Consciousness
  - Tradition: Specialist Training
- +2%Job Efficiency for Complex Drones
when…
- Owner
  - Hive Mind
  - Tradition: Specialist Training
- +2%Job Efficiency for Complex Drones
when…
- Owner
  - Machine Intelligence
  - Tradition: Specialist Training
- +1Max Districts
when…
- Planet class: Orbital Habitat
- +0.25Max Districts
when…
- Planet class: Orbital Habitat
- +0.25Max Districts
when…
- Owner
  - Is void dweller empire
    - Any of
      Ascension perk: Voidborne
      Has void dweller origin
      Any of
      Origin: Void Dwellers
      Origin: Voidforged
- Planet class: Orbital Habitat
- +1%Commercial Pact Effectiveness
when…
- Is capital
- Owner
  - Has corporate government
    - Any of
      Megacorporation
      Civic: Corporate Sovereign
  - Origin: Evolutionary Predators
  - Country flag: bio_mutation
- +25%Research Speed (Archaeostudies)
when…
- Deposit: Akashic Whisperings
- DLC: ancrel
- +1Monthly Organic Pop Growth
when…
- Planet
  - Modifier: Matriarch's Flagella
- Not: Is robotic species
  - Species
    - Is robotic

Upgrade chain

upgrades = { } in the files: each building upgrades to the next.

How to unlock Imperial Palace

No technology needed.

Shown when (potential)

Owner
- Regular empire (not gestalt)
- Is galactic emperor
Planet
- Is capital

Can be built when (allow)

Sapient pop amount at least 5000

In the game

A massive palace complex fit for the greatest empire history has ever seen. If there is a bright center to the galaxy, this is it.

ID

building_imperial_capital

Imperial Palace: questions

How much does Imperial Palace cost in Stellaris?

2,000 Minerals, 900 days to build; upkeep 10 Energy Credits a month (common/buildings, base values).

What jobs does Imperial Palace give?

Depending on the empire: Soldiers, Knights, Battle Thralls, Warrior Drones, Politicians, Replicators and 7 more.

What does Imperial Palace upgrade from and to?

It is upgraded from System Capital-Complex and Habitat System Control.

What is the ID of Imperial Palace?

building_imperial_capital (common/buildings, Stellaris 4.5.2).

Source: common/buildings/00_capital_buildings.txt, Stellaris Cygnus v4.5.2 (9776). Base values before modifiers.