(79)Delegated acts should also be adopted to specify how to calculate the thresholds for the lighter regime and how to treat AIFMs whose assets under management, including any assets acquired through use of leverage, in one and the same calendar year occasionally exceed and/or fall below the relevant threshold; to specify the obligations to register for the AIFMs falling below the thresholds and to provide information in order to effectively monitor systemic risk and the obligation for such AIFMs to notify the relevant competent authorities where they no longer fulfil the conditions for application of the lighter regime.