Vietnam’s immigration and customs authorities have introduced a pilot Pre-Arrival Information (PAI) electronic declaration system at international entry ports, enabling overseas travelers and returning citizens to submit immigration declarations digitally prior to departure.

Key Features of the PAI System
- QR-Code Border Clearance: Passengers receive a verified QR code upon online submission, which is scanned directly at automated border gates.
- Paperless Entry: Eliminates physical paper declaration slips at airport arrival halls.
- Airport Rollout: Initially trialed at Noi Bai (Hanoi), Tan Son Nhat (Ho Chi Minh City), and Da Nang international airports.
Source: Vietnam Immigration Department