WORK IN PROGRESS
If your project is hosted in Launchpad
The Ubuntu imports queue
All translation templates (.pot files) and translations (.po) end up in the Launchpad Translations import queue before being imported into Launchpad.
Some of the Ubuntu import queues:
Templates generally get approved automatically, but sometimes there is some manual work involved in approving them. The Ubuntu Translations Coordinators Team manages the import queue. We've got a mailing list where issues can be discussed and we welcome the help of any community members experienced with translations.