Identify lawful basis

Processing of personal data is only lawful if one of the legal bases set out in the General Data Protection Regulation is met. The organization must be able to communicate the purpose of the processing and the legal basis to the data subject and, where appropriate, to the supervisory authority.

The documentation shall include at least:

• the legal basis for the processing and the necessary additional information
• the parties to whom the processing has been outsourced
• related data sets

The organization shall maintain a list of data sets contained in the data stores it manages.

The documentation shall include at least the following information:

• Data systems and other means used to process the data sets
• Key categories of data in the data set (and whether it contains personal data)
• Data retention period (discussed in more detail in a separate task)
• Information on archiving / disposal of data (discussed in more detail in a separate task)