In a recently published decision rendered on June 16, 2010, the Frankfurt am Main Higher Regional Court ruled that an Internet access provider may store IP addresses for seven days, and therefore, customers have no right to demand immediate deletion of their IP addresses.  The Court’s ruling upheld a decision originally rendered by the regional court of Darmstadt.

The claimant had requested that Deutsche Telekom AG delete the dynamic IP address assigned and stored for each Internet session immediately upon disconnection by a user.  Up to that point, the Internet provider had been retaining IP addresses for 80 days after each billing cycle.  In June 2007, the lower court granted the claimant request, imposing a maximum retention period of seven days for IP addresses.  The Internet provider reduced its IP address retention period accordingly, based on an agreement with the German federal data protection authority.

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