57   Notification of use of force or urgent entry

(1)  An authorised officer:

(a)  who uses force for the purpose of gaining entry to land, or

(b)  who enters land in an emergency without giving written notice to the owner or occupier of the land,

      must promptly advise the network operator or retail supplier concerned of that fact.

(2)  The network operator or retail supplier must give notice of the entry to such persons or authorities as appear to the network operator or retail supplier to be appropriate in the circumstances.