King Post Roof Trusses

Traditional king post design trusses with central vertical post for shorter residential spans up to 30 feet. Classified in HTS 4418.99.91.20 for their prefabricated wooden construction as builders' roof joinery.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.2%+35.0%38.2%
🇲🇽Mexico3.2%+10.0%13.2%
🇨🇦Canada3.2%+10.0%13.2%
🇩🇪Germany3.2%+10.0%13.2%
🇯🇵Japan3.2%+10.0%13.2%

Alternative Classifications

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

4418.99.91Same rate: 38.2%

If for other specialized joinery like bridge trusses

Statistical suffixes distinguish roof trusses (.9120) from general other joinery (.9195).

4401.31.00.00Lower: 35% vs 38.2%

If incorporating wood pellets as filler material

Fuel pellets in composite trusses would trigger separate Chapter 44 fuel wood classification.

6811.82.00.00Lower: 35% vs 38.2%

If using cellulose fiber-reinforced cement panels

Non-wood fiber cement roof structures classify under Chapter 68 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

Provide truss design software outputs (e.g

from Alpine, Mitek) showing stress analysis for CBP verification

Invoice must specify 'complete truss assembly' excluding any loose bracing shipped separately

Confirm wood moisture content <19% to meet building code requirements and avoid mold claims

Related Products under HTS 4418.99.91.20

Prefabricated Pine Roof Trusses

Engineered wooden roof trusses made from pine lumber, assembled with metal plate connectors for residential construction. These fall under HTS 4418.99.91.20 as builders' joinery specifically classified as roof trusses, designed for on-site installation to support roofing structures.

Engineered Douglas Fir Roof Trusses

Heavy-duty roof trusses constructed from Douglas fir, featuring finger-jointed chords and webbing for commercial buildings. Classified under HTS 4418.99.91.20 due to their prefabricated assembly as specialized builders' joinery for roof support.

Attic Roof Trusses with Floor Joists

Pre-manufactured roof trusses incorporating integrated floor joist systems for habitable attic spaces in homes. These qualify for HTS 4418.99.91.20 as they are purpose-built roof trusses despite additional flooring capability.

Scissor Roof Trusses for Vaulted Ceilings

Specialized scissor-style wooden trusses creating vaulted ceiling profiles for aesthetic residential roofs. HTS 4418.99.91.20 applies as prefabricated roof support joinery with distinctive geometric assembly.

Mono-Pitch Roof Trusses

Single-slope mono-pitch trusses used for shed roofs, carports, and lean-to additions in construction projects. These engineered assemblies fall under HTS 4418.99.91.20 as specialized roof truss joinery.

Hip Roof End Trusses

Pre-built end trusses for hip roof configurations, featuring angled top chords for sloped roof ends. HTS 4418.99.91.20 designation reflects their role as integral prefabricated roof truss components.