Casein Button Blanks for Shirt Buttons

Round casein button blanks designed for manufacturing buttons used on men's dress shirts. These blanks are made from milk-derived casein material and require final shaping and drilling for holes. Classified under HTS 9606.30.4000 as button blanks specifically of casein, excluding finished buttons.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

9606.10.40.00Higher: 38.5% vs 35%

If made of base metal rather than casein

Metal button blanks fall under the base metal subheading in 9606.10, separate from organic material like casein.

3926.90.99Lower: 22.8% vs 35%

If composed of plastics instead of casein

Plastic button blanks are classified in Chapter 39 for plastic articles, not Chapter 96 for casein-specific blanks.

9606.22.00.00Same rate: 35%

If fully finished as plastic buttons rather than blanks

Completed plastic buttons move to 9606.22, while casein blanks stay in 9606.30 as unfinished parts.

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Import Tips & Compliance

Verify material composition with lab tests to confirm casein content, as misclassification to plastic blanks (3926.90) is common

Include supplier certificates stating 'button blanks of casein' for CBP review to avoid reclassification

Import in bulk quantities with commercial packaging to qualify as parts, not retail-ready goods

Related Products under HTS 9606.30.40.00

Casein Blanks for Four-Hole Dress Pants Buttons

Oval-shaped casein blanks intended for buttons on formal dress pants, pre-formed but needing holes and polishing. Casein provides a natural, ivory-like finish ideal for high-end tailoring. Falls under HTS 9606.30.4000 as unfinished button blanks of casein per Chapter 96 notes.

Uniform-Grade Casein Button Blanks

Durable casein blanks standardized for military and uniform buttons, offering a matte, professional appearance after finishing. These are semi-finished parts requiring machining for attachment. HTS 9606.30.4000 applies to casein-specific button blanks as per chapter exclusions.

Casein Blanks for Children's Clothing Buttons

Small, smooth casein button blanks for kids' apparel, safe and non-toxic for final button production. They need final hole punching and edging. Classified in 9606.30.4000 for casein button blanks, distinct from finished toys or jewelry per chapter notes.

Engraving-Ready Casein Button Blanks

Premium casein blanks prepared for laser engraving of logos on custom uniform buttons. The milk-protein base allows fine detailing post-import. HTS 9606.30.4000 for casein blanks as unfinished articles of Chapter 96.

Bulk Casein Shank Button Blanks

Casein blanks with pre-formed shank stems for sew-on buttons in upholstery and coats. Require trimming and finishing. Under 9606.30.4000 as casein button parts per hierarchy.

Vintage-Style Casein Button Blanks

Reproduction casein blanks mimicking 1940s ivory buttons for retro fashion. Unfinished for authenticity. HTS 9606.30.4000.