Validate IMEI Number
0/15
Sample IMEIs:
353456789012345
490154203237518
356938035643809
123456789012347
IMEI Structure Breakdown
TAC (8 digits)
Serial (6 digits)
Check Digit (1)
Device Information (Decoded TAC)
IMEI Structure Reference
TAC
Digits 1-8
Type Allocation Code - Identifies device model
SNR
Digits 9-14
Serial Number - Unique to each device
CD
15
Check Digit
TAC Components
RBI (Digits 1-2)
Reporting Body Identifier - GSMA assigned regional code
TAC (Digits 3-8)
Manufacturer and model identification
Forensic Investigation Tips
- IMEI Tracing: Contact CEIR (Central Equipment Identity Register) for tracking stolen devices
- CDR Analysis: IMEI appears in Call Detail Records from telecom providers
- Legal Process: Section 91 CrPC / Section 94 BNSS for requisition of IMEI records
- TAC Database: GSMA maintains official TAC database for device identification
- Dual SIM: Devices may have two IMEIs - verify both during investigation
- IMEI Tampering: Changed IMEI is offense under Section 66 IT Act (device manipulation)
Finding IMEI on Device
Dial Code
*#06#
Alternative
Settings > About Phone > IMEI
Physical Location
SIM tray, back panel, original box
iPhone
Settings > General > About