Member States shall ensure that operators and owners involved in a combined operation jointly prepare the notification to be submitted pursuant to point (i) of Article 11(1). The notification shall contain the information specified in Annex I, Part 7. Member States shall ensure that one of the operators concerned submits the notification of combined operations to the competent authority. The notification shall be submitted by a deadline set by the competent authority before combined operations are commenced.

The competent authority shall consider the notification and, if deemed necessary, take appropriate action before the combined operations are commenced, which may include prohibiting the operation from being commenced.

Member States shall ensure that the operator who submitted the notification informs, without delay, the competent authority of any material change to the submitted notification. The competent authority shall consider those changes and, if deemed necessary, take appropriate action.