These rules require that, in the event of a ship becoming a casualty, basic services are provided to all persons on board and that certain systems remain operational for safe return to port.

Performance standards are stipulated for a wide range of ship systems including fire-fighting, power supply, propulsion, steering and navigation.

From September through November Spirit of France underwent further sea trials owing to vibration issues, which delayed the ship's delivery.

On 9 February Spirit of France departed Dover at 12:05 (UTC) carrying passengers for the first time, making its maiden voyage and beginning service for P&O Ferries.

In early 2019, Spirit of France was reflagged from the Port of Dover, England to Limassol, Cyprus in the lead up to Brexit due to the requirement by the owners of both Spirit-class vessels for these to remain under a European flag of registry.