Electronic Communications and Transactions [ N o . 21 of 2 0 0 9 the location of the sender is unknown to the person, that person may, if that person i s — (a) a law enforcement officer, and has reasonable grounds to believe that determining the location of the sender is likely to be of assistance in dealing with the emergency, orally request, or cause another law enforcement officer to orally request, a service provider t o — (l) intercept any communication to or from the sender, for p u r p o s e s o f d e t e r m i n i n g t h e s e n d e r ' s location; or (ii) determine the location of the sender in any other manner which the service provider considers appropriate; or (b) not a law enforcement officer, inform, or cause another person to inform, any law enforcement officer o f t h e matter referred to in paragraphs (a), (b), (c), (d) and (e). (2) A law enforcement officer w h o receives information under subsection (1) may, if the law enforcement officer has reasonable grounds to believe that determining the location of the sender is likely to be of assistance in dealing with an emergency, orally request, or cause another law enforcement officer to orally request, a service provider to determine the location of the sender. (3) A service provider shall, upon receipt of a request made under subsection (1) or ( 2 ) — (a) intercept any communication to, or from, the sender for purposes of determining the s e n d e r ' s location; or (b) determine the location of the sender in any other manner which the service provider considers appropriate; and if the location of the sender has been so determined, the service provider shall, immediately after determining that location, provide the law enforcement officer who made the request with the location of t h e s e n d e r and any other information o b t a i n e d from that interception which the service provider determines, is likely to be of assistance in dealing with the emergency. (4) A law e n f o r c e m e n t officer w h o m a k e s a request to a service provider under subsection (1) or (2) s h a l l — (a) immediately after making that request, furnish the service provider with a written confirmation of the request setting out the information given by that law enforcement officer to that service provider in connection with the request; 271