Cell Phone Call Detail Records Subpoena

SUBPOENA DUCES TECUM FOR CELL PHONE RECORDS

INSTRUCTIONS FOR USE

This template is designed for civil litigation cases. Modify all bracketed sections to fit your specific case requirements. Send preservation letters to carriers as early as possible in your case to prevent routine purging of records.

[ATTORNEY LETTERHEAD]

IN THE [COURT NAME]
[JURISDICTION]

[PLAINTIFF NAME],
Plaintiff,

v. Case No.: [CASE NUMBER]

[DEFENDANT NAME],
Defendant.

SUBPOENA DUCES TECUM

TO: Records Custodian
[CARRIER NAME]
[CARRIER LEGAL COMPLIANCE DEPARTMENT ADDRESS]

YOU ARE COMMANDED to produce the documents, electronically stored information, or objects described below at the place, date, and time specified:

PLACE: [LAW FIRM NAME AND ADDRESS]
DATE AND TIME: [DATE], [YEAR] at [TIME]

RECORDS TO BE PRODUCED:

1. Subscriber Information: All subscriber information associated with mobile telephone number [TARGET PHONE NUMBER] for the period from [START DATE] to [END DATE], including but not limited to:
   • Account holder name, billing address, and contact information
   • Service start date and, if applicable, termination date
   • Type of service plan and features activated
   • All equipment identifiers (IMEI/MEID) associated with this account during the specified period
   • SIM card information and any SIM card changes during the specified period
2. Call Detail Records: Complete and unredacted call detail records for mobile telephone number [TARGET PHONE NUMBER] for the period from [START DATE] to [END DATE], including but not limited to:
   • All incoming and outgoing voice calls with precise timestamps (date, hour, minute, and second)
   • Call durations measured in seconds
   • All incoming and outgoing text messages with precise timestamps
   • All data connections with precise timestamps
   • Feature codes indicating activation of call forwarding, conference calls, voicemail, or other special services
   • Any and all records of attempted communications, whether completed or not
3. Cell Site Location Information:
   • Cell site and sector information for all network connections made by mobile telephone number [TARGET PHONE NUMBER] during the period from [START DATE] to [END DATE]
   • Cell site location information including tower identifier, sector information, azimuth, and physical address/coordinates for each tower connection
   • Handoff data showing transitions between towers during connections
   • A complete list of all cell towers and sectors operated by [CARRIER NAME] in [RELEVANT GEOGRAPHIC AREA] as of [RELEVANT DATE RANGE], including physical addresses, coordinates, azimuth information, and coverage data
4. Data Records:
   • All data session information for mobile telephone number [TARGET PHONE NUMBER] for the period from [START DATE] to [END DATE]
   • IP address assignment information
   • Data session start and end times with precision to the second
5. Explanation of Codes and Formats:
   • A complete legend explaining all abbreviations, codes, and technical terms used in the produced records
   • Documentation describing the format, structure, and organization of the records provided
   • Clarification of time zone information for all timestamps contained in the records

FORMAT OF PRODUCTION: Please provide these records in electronic format as [SPECIFY FORMAT: Excel spreadsheet, CSV files, etc.]. If the volume exceeds practical email transmission limits, please provide via [SPECIFY METHOD: secure cloud storage link, encrypted drive, etc.].

NOTE: If you object to this subpoena, you must file your objections with the court before the time specified for compliance or 14 days after this subpoena is served, whichever is earlier.

CERTIFICATION REQUIREMENT: Please include a business records certification pursuant to [RELEVANT RULES OF EVIDENCE] attesting that these records were:

1. Made at or near the time of the occurrence of the matters set forth by, or from information transmitted by, a person with knowledge of those matters;
2. Kept in the course of regularly conducted business activity; and
3. Made as a regular practice of that business activity.

Dated: [DATE]

[ATTORNEY SIGNATURE]
[ATTORNEY NAME]
[BAR NUMBER]
[LAW FIRM]
[ADDRESS]
[PHONE]
[EMAIL]
Attorney for [PARTY]

PROOF OF SERVICE

I, [SERVER NAME], declare under penalty of perjury that I served this subpoena on [DATE] by delivering a copy to:

[CARRIER LEGAL COMPLIANCE DEPARTMENT CONTACT INFORMATION]

Method of service: [METHOD]

Date: [DATE]
Signature: ____________________