Notification of well operations17
1
Subject to paragraph (2), a well operator shall ensure that no well operation is commenced unless he has sent a notification containing the particulars specified in Schedule 6 to the Executive at least 21 days (or such shorter period as the Executive may specify) before commencing that operation.
2
In the case of a production installation a well operator shall ensure that —
a
no well operation which involves—
i
insertion of a hollow pipe in the well; or
ii
altering the construction of the well,
is commenced unless he has sent a notification containing the particulars specified in Schedule 6 to the Executive at least 10 days (or such shorter period as the Executive may specify) before commencing that operation; and
b
no well operation which involves drilling is commenced unless he has sent a notification containing the particulars specified in Schedule 6 to the Executive at least 21 days (or such shorter period as the Executive may specify) before commencing that operation
3
Where there is a material change in any of the particulars notified pursuant to paragraph (1) prior to completion of the relevant well operation, the well operator shall notify the Executive of that change as soon as practicable.