Singapore Driving Licence Validator
Online Singapore Driving Licence validator with S, T, G, M prefix checks and official SPF Traffic Police checksum.
Singapore Driving Licence Verification
Validates structural format and mathematical checksum of Singapore driver licences.
Essential for car rental platforms, ride-hailing services, and insurance systems.
Driving Licence Anatomy & Structure
Official 9-character format @NNNNNNN#:
| Position | Field | Length | Meaning & Specification | Example |
|---|---|---|---|---|
| 1 | Prefix | 1 letter | Official prefix S, T, F, G or M | S |
| 2 to 8 | Numeric Serial | 7 digits | Sequential identifier | 1234567 |
| 9 | Check Letter | 1 letter | Modulo 11 check letter | D |
Validation Algorithm (Modulo 11)
SPF/ICA checksum computation:
Weights [2, 7, 6, 5, 4, 3, 2] with prefix offset.
- 1. Extract prefix and apply corresponding offset.
- 2. Compute weighted sum of the 7 digits.
- 3. Confirm match with the final 9th character.