Vietnam-US Sign MoU on Real-Time Customs Data Exchange: Who Gets Exposed, Who Gets Ahead?

News Overview

The Vietnam-US customs data exchange MoU, signed and reported by Vietnam News Agency (TTXVN) on June 26, 2026, lets both countries cross-check shipment records in real time. For SMEs exporting through Alibaba, Etsy, or Amazon, this closes the gap that used to let “flexible” origin documentation and undervalued customs declarations slip through unnoticed. It might sound like a government-to-government technicality, but I’ll be blunt — this is a direct hit on how tens of thousands of SMEs have been operating with \”flexible\” origin documentation and customs value declarations.

What does real-time data actually mean?

Real-time customs data exchange means shipment records filed in Vietnam are matched almost instantly against records filed at US ports, instead of being reconciled weeks later. Reconciliation lag drops from 2-4 weeks down to a few hours or one day.

Previously, customs declaration data between the two countries was disconnected. Vietnam filed one version, goods arriving in the US were cleared under a separate record — a few percent discrepancy in declared value, mismatched HS codes, vague origin labeling… all of it could slip through because reconciliation was slow and manual. Now, with a real-time system, every shipment declared at Cat Lai or Hai Phong port can be cross-checked almost instantly against customs data filed at Long Beach or New York.

Why is the US pushing this now?

The US wants to close origin fraud loopholes where goods transship from China through Vietnam to dodge countervailing duties — a practice CBP flagged across 40+ product categories in 2025 alone.

Simple: origin fraud through transshipment from China via Vietnam to dodge countervailing duties has been a hot topic for three years straight. US Customs and Border Protection (CBP) publicly reported over 40 product categories investigated for suspected transshipment in 2025 alone, concentrated in steel, solar panels, plywood, and electric bicycles. This MoU is a tool for direct monitoring instead of waiting for periodic reports.

Ho Alva’s Take

For SMEs with genuine origin and transparent supply chains, this MoU is good news; for those relying on “flexible” declarations to survive, it removes the room to maneuver entirely.

I’ve run B2B and B2C storefronts for years, working directly with manufacturing factories in Vietnam exporting to the US. I’ll say it straight: this is good news for businesses operating honestly, and terrible news for those relying on \”flexible\” declarations to survive.

I once worked with a garment partner who declared Vietnam origin but sourced 90% of fabric from China, only cutting and sewing in Vietnam — a classic loophole labeled “made in Vietnam” through minimal processing. Under the old system, shipments cleared smoothly for years. With real-time data, CBP can immediately cross-reference raw material import data in Vietnam against the final origin declaration. The gap for “performing” no longer exists.

Opportunity for SMEs

Compliant SMEs benefit from faster clearance, fewer inspection holds, and lower risk of costly port delays under this system. Below is what changes for businesses that already declare correctly:

• Fewer random inspection holds at ports like Cat Lai, Hai Phong, Long Beach, or New York
• Lower risk of container storage costs, which can run USD 200-400 per container per day during holds
• Stronger positioning with US buyers who now demand supply chain transparency as a baseline

If you’re a business with real products, genuine origin, and a transparent supply chain — this is where you benefit directly. I’ve seen shipments held at US ports for 3-4 weeks over documentation suspicion, racking up those same storage costs. With a transparent system, this risk drops sharply for those operating correctly.

This is also an opportunity for SMEs to upgrade supply chain management capacity — investing in ERP systems that connect import-export data, digitizing origin documents, and working with logistics providers capable of proper declaration standards. Whoever moves first gains a clear competitive edge as US buyers increasingly demand supply chain transparency as a prerequisite.

Risk Warning

Businesses declaring origin that doesn’t match actual sourcing now face near-zero room to correct records before automated cross-checks flag the mismatch. US penalties for origin violations can reach four times shipment value, plus permanent import bans for repeat offenders.

If your business is subcontracting but declaring origin that doesn’t match reality, or depends on imported raw materials exceeding rule-of-origin thresholds while still labeling products as Vietnam-made — the window to “fix things” is essentially gone.

One point often overlooked: real-time data means your transaction history is now absolutely transparent across time. No more declaring one thing this year and adjusting it the next. If your supply chain has blind spots, now is the time to clarify them before the automated system flags them itself.

So here’s the question I want you to answer honestly: can your supply chain withstand a real-time cross-check under the Vietnam-US customs data exchange? If the answer isn’t a confident yes, resolve that blind spot now, before the system does it for you.