Effective Duty Rate
0%–5% MFN base; no Section 301
Estimate — verify by HTS code
Compliance Risk
Medium
Relative to other import corridors
Regulatory Agencies
CBP, EPA, OSHA
Primary oversight bodies
OVERVIEW
Importing Industrial Machinery & Mechanical Equipment from Vietnam
Machinery imported from Vietnam to the United States is subject to CBP entry requirements, applicable HTS-based duty rates, and agency compliance clearances. This guide covers the complete import process for 2026.
⚠ Key Trade Intelligence — Vietnam Origin
Vietnam is emerging as a machinery manufacturing alternative to China. No Section 301 surcharge applies. Anti-circumvention risk exists for Chinese machinery minimally processed in Vietnam. Growing capacity for light industrial and packaging machinery.
APPLICABLE HTS CODES
HTS Codes for Machinery Imports
The following Harmonized Tariff Schedule (HTS) codes typically apply to machinery imports. Exact classification depends on the specific product — misclassification is one of the most common CBP compliance errors.
| HTS Code |
Product Description |
MFN Base Duty Rate |
| 8428 |
Lifting & Handling Machinery (conveyors, hoists, elevators) |
0%–2.4% MFN |
| 8429 |
Bulldozers, Excavators & Earth-Moving Machinery |
0% MFN (ITA) |
| 8431 |
Parts for Machinery of Headings 8425–8430 |
0%–2% MFN |
| 8479 |
Machines with Individual Functions (not elsewhere specified) |
0%–3.2% MFN |
| 8481 |
Taps, Valves & Similar Fittings for Pipes |
0%–5% MFN |
MFN rates reflect base tariff. Additional duties (Section 301, Section 232, AD/CVD) may apply on top of MFN rates. Use the AI classifier to get the exact 10-digit HTS code and all applicable rates for your specific product.
DUTY STACK — VIETNAM ORIGIN
Total Tariff Cost for Vietnam-Origin Machinery
| Duty Layer |
Rate / Status |
Applies To |
| MFN Base Rate |
Varies by HTS code |
All Vietnam-origin goods (baseline) |
| Section 301 |
Not applicable |
Vietnam-origin goods are not subject to Section 301 |
| Section 232 (Steel/Aluminum) |
25% steel / 10% aluminum |
Steel and aluminum imports from Vietnam |
COMPLIANCE — CBP / EPA / OSHA
US Compliance Requirements for Machinery Imports
Regardless of origin country, machinery imports must satisfy the following US regulatory requirements before or at the time of CBP entry filing:
- EPA emission standards for diesel-powered machinery and engines (40 CFR Parts 86, 89) — Tier 4 Final emission certification required for non-road diesel engines
- OSHA machinery safety standards — lockout/tagout compliance (29 CFR 1910.147), machine guarding requirements for industrial equipment sold for US workplace use
- DOT hazmat shipping compliance for machinery containing hydraulic fluids, fuel systems, or pressurized components during transit
- UL/CSA/NRTL electrical safety listing required for electrically powered machinery sold in the US market
Compliance Check Tool
Run an automated compliance check for your machinery import — identifies all applicable agency requirements, flagging issues before your shipment departs Vietnam.
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REQUIRED DOCUMENTS
Documentation Checklist for Machinery from Vietnam
Prepare all documents before the shipment departs Vietnam. Missing or incorrect documents are the #1 cause of CBP holds and customs delays.
1
Commercial Invoice with complete machine description and HTS classification
2
Packing List with weights and dimensions
3
Bill of Lading or Airway Bill
4
EPA Nonroad Engine Compliance Certificate (for diesel/gas-powered equipment)
5
Country of Origin Declaration
6
Safety compliance documentation (UL/CSA listing, CE marking for reference)
ESTIMATED TIMELINE
Import Timeline — Machinery from Vietnam
20–40 days (ocean freight for heavy machinery); 5–12 days (air for components)
Supplier Preparation
Allow 1–2 weeks for production documentation, certificates, and packing lists
Transit Time
18–35 days ocean from Asia/origin
CBP Clearance
1–3 days standard; 5–15 days if examination or AD/CVD review required
FREQUENTLY ASKED QUESTIONS
FAQs — Importing Machinery from Vietnam
What is the effective US tariff rate for importing machinery from Vietnam?
The effective US tariff rate for machinery from Vietnam is: 0%–5% MFN base; no Section 301. Vietnam is emerging as a machinery manufacturing alternative to China. No Section 301 surcharge applies. Anti-circumvention risk exists for Chinese machinery minimally processed in Vietnam. Growing capacity for light industrial and packaging machinery.
What compliance agencies regulate machinery imports from Vietnam?
Machinery imports require compliance with: CBP, EPA, OSHA. Specific requirements include: EPA emission standards for diesel-powered machinery and engines (40 CFR Parts 86, 89) — Tier 4 Final emission certification required for non-road diesel engines and OSHA machinery safety standards — lockout/tagout compliance (29 CFR 1910.147), machine guarding requirements for industrial equipment sold for US workplace use.
What documents are required to import machinery from Vietnam?
Required documents include: Commercial Invoice with complete machine description and HTS classification; Packing List with weights and dimensions; Bill of Lading or Airway Bill; EPA Nonroad Engine Compliance Certificate (for diesel/gas-powered equipment). Additional: Country of Origin Declaration; Safety compliance documentation (UL/CSA listing, CE marking for reference). Ensure all documents are prepared before the shipment departs Vietnam.
How long does customs clearance take for machinery from Vietnam?
Typical timeline: 20–40 days (ocean freight for heavy machinery); 5–12 days (air for components). CBP clearance typically takes 1–3 business days for compliant entries. Complex entries (AD/CVD, formal entry review, or examination) may require 5–15 additional business days.
Are there Section 301 or Section 232 tariffs on machinery from Vietnam?
No Section 301 tariffs apply to Vietnam-origin goods. Section 232 applies: 25% on steel and 10% on aluminum products from Vietnam.
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RELATED IMPORT GUIDES
Also Importing Machinery From Other Countries?
Other Products from Vietnam?
Import duty rates are sourced from the USITC Harmonized Tariff Schedule and USTR Section 301 lists. Rates reflect current published schedules as of 2026-04-06 and are subject to change. This page is for informational purposes only and does not constitute legal or customs brokerage advice. Verify rates with a licensed customs broker before importing.