Article 80 3.

The national regulatory authority shall review obligations imposed on the undertaking in accordance with this Article at any time if it concludes that the conditions laid down in paragraph 1 of this Article are no longer met and it shall, as appropriate, apply Articles 67 to 74. The undertakings shall, without undue delay, inform the national regulatory authority of any change of circumstance relevant to points (a) and (b) of paragraph 1 of this Article.