</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

IMC Intermediate Metal Conduit Tubing 1-1/4 Inch

Intermediate metal conduit (IMC) of galvanized steel with insulating liner, lighter than rigid but heavier than EMT for commercial installations. HTS 8547.90.00.20 specifically for such base metal electrical conduit tubing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.6%+35.0%39.6%
🇲🇽Mexico4.6%+10.0%14.6%
🇨🇦Canada4.6%+10.0%14.6%
🇩🇪Germany4.6%+10.0%14.6%
🇯🇵Japan4.6%+10.0%14.6%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7306.50.50Lower: 35% vs 39.6%

If other welded steel tubing

Non-electrical steel tubing without insulation liner goes to Chapter 73.

7326.90.86Lower: 37.9% vs 39.6%

If prefabricated with multiple components

Assembled conduit sections may classify as other steel articles.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

UL 6A listing mandatory for IMC classification and building code acceptance

Specify wall thickness (ASTM A875) in import invoices

Related Products under HTS 8547.90.00.20

Flexible Liquidtight Steel Conduit Tubing 1 Inch

Interlocked galvanized steel flexible conduit with PVC outer jacket and insulating liner, designed for wet locations and vibration-prone areas. Falls under HTS 8547.90.00.20 as base metal electrical conduit tubing lined with insulating material.

Galvanized EMT Conduit 4 Inch Trade Size

Large diameter electrical metallic tubing (EMT) of galvanized steel lined with insulating material for main feeder circuits in commercial buildings. HTS 8547.90.00.20 classification for base metal electrical conduit tubing.

Liquidtight Flexible Nonmetallic Conduit Adapter Tubing

Short steel base sections of liquidtight conduit with heavy-duty PVC insulation liner used as adapters between systems. Still qualifies under HTS 8547.90.00.20 as base metal conduit tubing lined with insulation.

Hot-Dip Galvanized Steel Conduit IMC 1-1/2 Inch

Hot-dip galvanized intermediate metal conduit tubing with insulating liner for outdoor and underground applications. HTS 8547.90.00.20 for such corrosion-resistant base metal electrical conduit.

RSC Rigid Steel Conduit 2-1/2 Inch with Insulation Liner

Rigid steel conduit (RSC) tubing of galvanized steel featuring internal insulating liner for heavy industrial electrical installations. Perfect match for HTS 8547.90.00.20 base metal conduit classification.

NEMA 3R PVC-Coated EMT Conduit 1-1/2 Inch

Electrical metallic tubing with PVC coating rated NEMA 3R for rainproof applications, lined with insulating material. HTS 8547.90.00.20 covers this base metal electrical conduit configuration.