(1) The service relationship ends upon expiry of the period of time for which it has been entered into.
(2) If the duration of the service relationship neither is specified nor may be inferred from the nature or the purpose of the services, then either party may terminate the service relationship under the provisions of sections 621 to 623.
(3) The Part-Time Work and Fixed-Term Employment Act (Teilzeit- und Befristungsgesetz) governs employment contracts concluded for a specified period of time.
(4) A consumer contract on a digital service also may be terminated in accordance with the stipulations of sections 327c, 327m and 327r (3) and (4).