The online service is the basis for communication between different IT processes of the Free and Hanseatic City of Hamburg and you as a user.
With the ELBE+ portal you can ask questions about the route of pipelines in Hamburg and the surrounding area.
If you care for your child after birth, you can apply for parental allowance to compensate for your missing income.
The Federal Finance Administration provides the forms for the income tax return on the Internet (see links). Forms that require electronic submission (e.g. Annex S - income from self-employment -, Annex G - income from a business -, Annex EÜR - ...