Taken from the PDF file here: http://europa.eu.int/eur-lex/lex/LexUriServ/LexUriServ.do?uri=COM:2005:0438: FIN:EN:PDF
Member States shall ensure that the categories of data referred to in Article 4 are retained for a period of one year from the date of the communication, with the exception of data related to electronic communications taking place using wholly or mainly the Internet Protocol. The latter shall be retained for a period of six months. Types of data to be retained under the categories identified in Article 4 of this Directive: a) Data necessary to trace and identify the source of a communication: (1) Concerning Fixed Network Telephony: (a) The calling telephone number; (b) Name and address of the subscriber or registered user; (2) Concerning Mobile Telephony: (a) The calling telephone number; (b) Name and Address of the subscriber or registered user; (3) Concerning Internet Access, Internet e-mail and Internet telephony: (a) The Internet Protocol (IP) address, whether dynamic or static, allocated by the Internet access provider to a communication; (b) The User ID of the source of a communication; (c) The Connection Label or telephone number allocated to any communication entering the public telephone network; (d) Name and address of the subscriber or registered user to whom the IP address, Connection Label or User ID was allocated at the time of the communication. b) Data necessary to trace and identify the destination of a communication: (1) Concerning Fixed Network Telephony: (a) The called telephone number or numbers; (b) Name(s) and address(es) of the subscriber(s) or registered user(s); (2) Concerning Mobile Telephony: (a) The called telephone number or numbers; (b) Name(s) and address(es) of the subscriber(s) or registered user(s); (3) Concerning Internet Access , Internet e-mail and Internet telephony: (a) The Connection Label or User ID of the intended recipient(s) of a communication; (b) Name(s) and address(es) of the subscriber(s) or registered user(s) who are the intended recipient(s) of the communication. c) Data necessary to identify the date, time and duration of a communication: (1) Concerning Fixed Network Telephony and Mobile Telephony: (a) The date and time of the start and end of the communication. (2) Concerning Internet Access, Internet e-mail and Internet telephony: (a) The date and time of the log-in and log-off of the Internet sessions based on a certain time zone. d) Data necessary to identify the type of communication: (1) Concerning Fixed Network Telephony: (a) The telephone service used, e.g. voice, conference call, fax and messaging services. (2) Concerning Mobile Telephony: (a) The telephone service used, e.g. voice, conference call, Short Message Service, Enhanced Media Service or Multi-Media Service. e) Data necessary to identify the communication device or what purports to be the communication device: (1) Concerning Mobile Telephony: (a) The International Mobile Subscriber Identity (IMSI) of the calling and called party; (b) The International Mobile Equipment Identity (IMEI) of the calling and called party. (2) Concerning Internet Access, Internet e-mail and Internet telephony: (a) The calling telephone number for dial-up access; (b) The digital subscriber line (DSL) or other end point identifier of the originator of the communication; (c) The media access control (MAC) address or other machine identifier of the originator of the communication. f) Data necessary to identify the location of mobile communication equipment: (1) The location label (Cell ID) at the start and end of the communication; (2) Data mapping between Cell IDs and their geographical location at the start and end of the communication. You are a subscribed member of the infowarrior list. Visit www.infowarrior.org for list information or to unsubscribe. This message may be redistributed freely in its entirety. Any and all copyrights appearing in list messages are maintained by their respective owners.