Suomi.fi for Service Developers
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Good practices for service developers
Share and utilise data in an interoperable manner

To get the best help for your situation, first answer the questions on the guide's start page.

Describe the data

The description of data enables the utilisation of data

It is essential that organisations describe their data in online portals so that it is available to other parties.

The metadata of the data described in the portals makes it possible for data users to:

  1. find data
  2. understand their purpose
  3. know how to utilise them.

Without metadata, it may be impossible to utilise data. In the worst case scenario, data that lacks metadata, which indicates what the data is related to, how it was generated and in what form it is in, is useless.

Read up on how to know when data is described well on the Map data format and quality page of this guide.

Updated: 13/2/2025

Describe the concepts, data models and code sets used by your organisation on the Interoperability Platform

Updated: 14/2/2025

Describe the datasets you have opened in Suomi.fi Open Data

When your organisation publishes data in Suomi.fi Open Data as open data, you must describe the datasets and their related APIs.

The description includes:

  • what kind of information the dataset contains
  • how the data has been collected
  • how the data can be used
  • the quality of data
  • data license and terms of use
  • period of validity of the data
  • instructions on the use of the API.

Read the instructions for compiling descriptions in the instructions for adding data (avoindata.fi, in Finnish).Opens in a new window.

Updated: 14/2/2025

Message on the data you have opened

Your organisation should communicate about the data that it has opened so that potential users can be made aware of it. Only in this way can the opening of data lead to shared benefits.

Take the following into consideration in communications and marketing:

  • The main target groups, and the communications channels through which you can reach them
  • Describe information at a general level but in a sales-oriented and descriptive manner in communications

Read more about communication related to opening data at the Operating model for sharing data page (avoindata.fi)Opens in a new window..

Updated: 14/2/2025

Describe the data you have shared through the Suomi.fi Data Exchange Layer in the API Catalogue

Once you have joined the Suomi.fi Data Exchange Layer and added your dataset for utilisation through it, describe your organisation and the dataset's data in the API Catalogue.

The API Catalogue's description data includes e.g.

  • what data the dataset contains
  • what conditions and limitations apply to the use of the dataset
  • how and under what conditions the dataset can be accessed.

Read more about the Suomi.fi API Catalogue.Opens in a new window.

Updated: 14/2/2025

Certain public sector datasets must be described in Suomi.fi Restricted Data

Data Governance Act (DGA)Opens in a new window. obliges public sector actors

Read more about the description of data in the Suomi.fi Restricted Data service on the Pay attention of laws and provisions page.

Updated: 28/8/2025

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