U.S. imports of Rigid Tubes, Pipes & Hoses of PVC (HS 391723) totaled $14.6M in August 2026, imported from 50 countries.
Importers of Rigid Tubes, Pipes & Hoses of PVC paid $984K in duties in August 2026, an average duty rate of 6.65% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataRigid PVC pipe dominates residential and commercial drain-waste-vent (DWV) and pressure-rated plumbing applications, making it one of the most widely traded plastic pipe categories in the US market. Imports enter under a single 10-digit line (3917230000), with Canada and Mexico as the leading suppliers — both eligible for USMCA preferential treatment where origin requirements are satisfied. Chinese-origin rigid PVC pipe may carry Section 301 exposure, a cost factor that has redirected some sourcing toward USMCA partners and South Korea. Importers should confirm whether the pipe meets applicable ASTM standards required by US building codes, as non-conforming product can face rejection at the project level even after customs clearance.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
1.6K import shipments a month
The key distinction is rigidity: pipe that holds its shape under normal handling and cannot be coiled without damage classifies as rigid under 391723. Flexible PVC tubing that can be coiled or bent without permanent deformation falls under the flexible tube headings (391732 or 391739 depending on reinforcement and fittings). When rigidity is borderline, CBP may consider wall thickness, diameter, and the manufacturer's intended use.
South Korea is a US free-trade-agreement partner under KORUS, so qualifying rigid PVC pipe of South Korean origin may be eligible for reduced or duty-free treatment, provided the goods meet the applicable KORUS rules of origin and are accompanied by a valid certificate or certification of origin.
Subheading 8 of 10 in heading 3917
Subheading 391723 · $14.6M of $322.0M
ImportsExports
Imports
$14.6MYoY · free account
Exports
$14.1MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $177.5M of Rigid Tubes, Pipes & Hoses of PVC and exported $146.2M.
Through August 2026. Source: U.S. Census Bureau.
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 3917230000 | Tubes, Pipes & Hoses, Rigid, of Polym of Vinyl Chl | $14.8M | 6.65% | 32.49% | $984K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 3917230000 | Tubes, Pipes & Hoses, Rigid, of Polym of Vinyl Chl | $14.1M |
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.
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Imports · August 2026
origin
Canada and Mexico together supply 69% of it. China pays 40.4% duty; Mexico <0.1%.
customs district
destination
entry
rate provision · imports
68.6% enters free of duty; duty collected equals 6.65% of imports for consumption.