fSpy is open source software and totally free to download and use. But just in case you think it makes sense to pay for fSpy, here's a donate button! Pay as much or as little as you want.
Despite its convenience, users occasionally face challenges. Here is how to resolve them:
| Issue | Probable Cause | Solution | | :--- | :--- | :--- | | "Vehicle not found" | Plate number format wrong or vehicle not yet in national database | Enter as KH XX-XXXX or check with local transport office. | | Payment fails | Banking system timeout or unsupported card | Use the KHQR scan method or try a different bank partner. | | OTP not received | Phone number mismatch or network delay | Wait 2 minutes; ensure you enter the phone number used during initial registration. | | No English option | Interface default is Khmer | Use Chrome's right-click "Translate to English" function. |
Important advisory: If the website is down for maintenance, the MPWT often extends physical payment deadlines. Always check the official MPWT Facebook page for announcements. vehicle.mpwt.gov.kh
| Problem | Solution | |--------|----------| | Cannot log in | Reset password via “Forgot Password” link. | | Payment fails | Check internet connection or try another payment partner. | | Document rejected | Review rejection reason in portal and re-upload corrected file. | | Inspection slot full | Choose a different date or inspection center from the list. |
✅ Time-saving – Avoid long queues at MPWT offices.
✅ Transparent fees – See official pricing before payment.
✅ Track status – Real-time updates on application progress.
✅ Paperless – Digital receipts and certificates available.
✅ Accessible – Available on desktop and mobile browsers. Despite its convenience, users occasionally face challenges
Once logged in, go to "My Vehicles" and enter your license plate number and the existing registration card number. The system will pull data from the national database.
When buying or selling a used vehicle, the transfer of ownership can be initiated online. Both parties can submit documents through the portal before finalizing the process at a physical MPWT office. | | OTP not received | Phone number
Driving a vehicle without paid road tax or a valid registration in Cambodia carries significant penalties:
Navigate to the relevant section (e.g., “Vehicle Registration” or “Inspection Booking”).