We’re delighted to announce that FTB, in collaboration with the One Window Service Unit (OWSU) and KESS Innovations PLC, now supports FTB KHQR as a convenient payment option for government services provided by OWSU. Customers are now able to pay for government services provided by OWSU via:
One Window Service Unit

One Window Service Kiosk
Customers are able to pay for government services via the One Window Service Unit Kiosks. Simply select FTB KHQR as the payment option and scan it using the FTB Mobile.
Required documents
- Invoice issued by One Window Service Unit
Online Payment
Customers are now able to pay for government services via the One Window Service Unit website, which can be accessed by the following link: online.owso.gov.kh. Simply select FTB KHQR as the payment option and scan it using the FTB Mobile app.
Required documents
- Invoice issued by One Window Service Unit
Benefits
- Fast and convenient cash handling for government services provided by OWSU
- Access to other FTB’s products and services
For Further Information:
- Please contact our Customer Care Center via
- Hotline 24/7: 1800 200 111
- Email: customercare@ftb.com.kh
- Visit our FTB Branch nearest to you. Find us in Here






