54Secondly, it must be recalled that the possibility of delegating powers provided for in Article 290 TFEU aims to enable the legislature to focus on the essential elements of a piece of legislation and on the non-essential elements in respect of which it deems it appropriate to legislate, while entrusting the Commission with the task of ‘supplementing’ certain non-essential elements of the legislative act adopted or ‘amending’ such elements in the context of a delegation conferred on it.
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