‘4.   Insurance and reinsurance intermediaries shall hold professional indemnity insurance covering the whole territory of the Union or some other comparable guarantee against liability arising from professional negligence, for at least EUR 1 564 610 applying to each claim and in aggregate EUR 2 315 610 per year for all claims, unless such insurance or comparable guarantee is already provided by an insurance undertaking, reinsurance undertaking or other undertaking on whose behalf the insurance or reinsurance intermediary is acting or for which the insurance or reinsurance intermediary is empowered to act or such undertaking has taken on full responsibility for the intermediary’s actions.’