Vietnam standard VAT 10%, but exports are zero-rated; suppliers can claim a refund on input VAT
CO Form E / VK / EUR.1 / AANZ: choosing the right Certificate of Origin can save 0-15% import tariff
VNACCS/VCIS electronic clearance: standard 24-48 hours; physical inspection (red lane) adds 3-5 days
HS Code misdeclaration penalty: 10-30 million VND (~$400-$1,200) per violation
VAT refund timeline: 40-60 days from supplier filing to receiving funds
Vietnam Export Customs and VAT Refund: Complete Workflow Guide 2026
The path from a placed Vietnam order to landed cargo at your destination port involves five different government and commercial gates: Vietnam customs export, Certificate of Origin (CO), sea freight bill of lading, destination customs, and Vietnam tax authority VAT refund. Any single failure stalls payment or kills tariff savings.
This guide covers all five chains from a foreign-buyer perspective: what your Vietnamese supplier must do (VAT refund), what you must do (CO selection plus destination customs), and how to avoid the most common penalties.
1. Vietnamese export declaration: 5 checkpoints
Suppliers must complete these steps before shipping. Buyers should proactively verify the timeline to avoid last-minute missing documents.
Step
Document
Owner
Timeline
1. Commercial Invoice
INV
Supplier
D-7
2. Packing List
PL
Supplier
D-7
3. Export declaration form
Tờ khai xuất khẩu
Customs broker
D-3
4. Certificate of Origin (CO)
CO Form per FTA
VCCI or MOIT
D-2
5. Bill of Lading
B/L
Carrier / forwarder
Sail +1-3 days
Practical note: Vietnamese customs operates the VNACCS/VCIS (Vietnam Automated Cargo and Port Consolidated System) electronic platform. Brokers submit declarations and get back one of three lanes within 24-48 hours: Green (auto-released), Yellow (document inspection), or Red (physical inspection). Red lane affects roughly 5-10% of shipments and adds 3-5 days.
2. Certificate of Origin: pick the right form to save real money
CO is the document destination customs uses to grant tariff preferences. Wrong form = no FTA benefit = 5-15% additional duty out of pocket.
Destination
Applicable FTA
CO Form
Vietnam Issuer
China
ACFTA
Form E
VCCI
Korea
VKFTA / AKFTA
Form VK / Form AK
MOIT / VCCI
Japan
VJEPA / AJCEP
Form VJ / Form AJ
MOIT
EU
EVFTA
EUR.1
MOIT
UK
UKVFTA
EUR.1
MOIT
ASEAN
ATIGA
Form D
MOIT
Australia / NZ
AANZFTA
Form AANZ
MOIT
US
(no FTA)
None required
—
Taiwan
(no FTA, RCEP not signed)
None applies
—
US and Taiwan special note: neither has an FTA with Vietnam. Imports default to MFN (Most-Favored-Nation) tariff rates with no special preference. Some product categories may qualify for US GSP (Generalized System of Preferences) but the conditions are narrow.
CO practical notes:
CO must be filed within 3 business days of shipment, or destination customs may refuse the preference
HS Code on CO must match the import declaration; one digit off = CO invalid
VCCI (Vietnam Chamber of Commerce and Industry) issues Form E, Form D, and ASEAN-related forms; MOIT (Ministry of Industry and Trade) issues EVFTA, UKVFTA, CPTPP forms
3. Sea freight booking and B/L details
Sea freight is 95% of Vietnam exports (air freight runs 8-10x more expensive). Practical concerns:
Port choice: Southern exports via Cai Mep (deep-water, direct ocean vessels to US West Coast and Europe). Northern exports via Hai Phong (closer to Northeast Asia, 2-3 days to Busan).
B/L types: Original B/L (negotiable, endorseable) vs Telex Release (electronic release, faster but requires supplier cooperation) vs Sea Waybill (non-negotiable).
Payment terms vs B/L: 30/70 buyers receive B/L copy after vessel sails → wire balance → receive Original → take delivery at destination. T/T at sight against B/L pays on receiving original — no recourse.
Common errors: Wrong consignee on B/L (must match import declaration), B/L number not matching declaration, port code abbreviation errors.
4. Destination customs (your country)
Once cargo arrives at your destination port, the import clearance workflow has 5 steps:
Advance Manifest: filed 24 hours before vessel arrival
Import declaration: submitted via your local customs broker (electronic in most jurisdictions)
Duty and tax payment: import duty + local VAT/sales tax based on CIF value × applicable rate
Release and pickup: release notice → trucker pickup → unstuffing at warehouse
HS Code mismatches are the most common penalty trigger. The 6-digit international HS code is the same globally, but 8/10-digit local codes differ. Always verify with your destination-country broker, never rely solely on what the Vietnamese supplier provided.
5. Vietnam VAT refund mechanism (for your supplier)
Vietnamese suppliers exporting goods qualify for 0% VAT (zero-rated) on the export sale, but they paid 10% VAT on raw materials and inputs. The difference is refundable.
Supplier prerequisites:
Registered as a VAT general taxpayer (not flat-rate)
Export payment received via bank transfer to a Vietnam-based corporate account (cash payment voids refund eligibility)
Refund application filed within 90 days of export declaration
Refund timeline: 40-60 days from filing for funds to arrive. First-time applicants get a physical audit; subsequent applications are faster.
Buyer impact: a well-run supplier prices the VAT refund timing into their quote and does not surcharge you. If a supplier asks for 5% extra on foreign-currency payments, that is a red flag, usually weak accounting or attempted markup.
6. Common errors and penalties
Error
Vietnam-side penalty
Consequence
HS Code misdeclaration
10-30 million VND ($400-$1,200)
Back duty + fine
CO doesn't match declaration
Destination refuses preference
Higher duty paid
Commercial invoice underdeclared
100% of underpaid duty
Back duty + 100% fine
Export payment not received via bank
VAT refund denied
10% loss on supplier side
Wrong consignee on B/L
$200-$500 amendment fee
Demurrage accumulating daily
7. Practical timeline (order to delivery)
D-30 Order placed; 30% deposit wired
D-21 Raw material procurement; production starts
D-7 Pre-ship documents ready: INV, PL, draft export declaration
D-5 CO application submitted to VCCI/MOIT
D-3 Customs broker submits VNACCS export declaration
D-2 Cargo received at port
D-1 Loaded onto vessel
D-0 Sailing day → 70% balance wired
D+1-3 Original B/L, CO, FTA certificate issued
D+3 Documents couriered to buyer (DHL/FedEx)
D+14 Vessel arrives destination (HCMC → US West Coast ~14-18 days)
D+15 Destination import declaration
D+17 Released and picked up; warehoused
D+45 Supplier files Vietnam VAT refund application (deadline D+90)
D+90 Vietnam tax authority refund hits supplier account
Conclusion: split the workflow into two chains and manage separately
Chain 1 (buyer-controlled): your destination import declaration + your local tax = fully under your control.
Chain 2 (supplier-controlled): Vietnam export declaration + CO + VAT refund = you can influence but not directly control.
The biggest risk is not customs technicalities. It's your supplier's accounting being weak enough that VAT refund stalls and they ask for a price increase. When vetting suppliers, look beyond production capacity: annual export turnover, dedicated export team, prior refund track record.
Compiled by VinHardLink Editorial. Filter verified Vietnamese suppliers by province, certification, and investment nationality at vinhardlink.com/suppliers.