General

Once technology New Frontier is known, max rates are 10% higher than ones listed under each government type.

Anarchy

 Anarchy happens between government changes.

Despotism

 This is the only available form of government in the beginning. Max tax/science/lux rate is 40%. Despotism suffers 20% penalty to both trade and production.

Communism

 Government type for military might. Max tax/science/lux rate is 60%. Communism suffers 20% penalty to trade.

Requires Faction Government technology.

Democracy

Government type of freedom. Max tax/science/lux rate is 70%. Democracy suffers 20% penalty to production.

Requires Faction Government technology.

Dual Communism

Government type for military might for both humans and aliens alike. Max tax/science/lux rate is 80%. Dual Communism gains 20% production bonus.

Requires Dual Government technology.

Dual Democracy

Government type of freedom for both humans and aliens alike. Max tax/science/lux rate is 90%. Dual Democracy gains 20% trade bonus.

Requires Dual Government technology.