A completion is the final payment or investment in a project. Whether this payment is pure , special goods like or , or even normal products like or doesn't matter. Once a project is completed it will provide its benefits starting next .

Your faction is limited in the things it can do at once. This is expressed as the 'completion limit'. There are different types of projects, and each has its own rules with regard to how many completions you can have.

Finishing the construction or refurbishment and Corporation Founding or Specialisation of a zone (by paying the last or, in case of special projects, other goods required) is a zone completion.

• You can complete one zone per world per .

Paying the last to upgrade a trade fleet is a trade fleet completion.

• You are allowed to complete multiple new trade fleets at the same time.
• You can complete one trade fleet upgrade per trade fleet per .
• Creating a new trade fleet counts as 'upgrading' that trade fleet. So you can't create and upgrade the same fleet in the same .

Paying the last to construct a holonet relay station, regardless of the type of station, is a holonet relay completion. Finishing the application of a Holonet Universal Base Code Patch is also a holonet completion.

• You can have at most one holonet relay completion per sector per .

When applying Terraformation to a planet, finishing the payment for the initiation research counts as a terraformation completion. Finishing the payment for the actual terraformation also counts as a terraformation completion.

• You can have at most one terraformation completion per planet/moon per .

Constructing or upgrading Military Fleets count as completions on the Home Port of the fleet.

• You can have at most one military fleet completion per fleet zone.