# United States tariff line 9606.30.40.00: Button blanks of casein

> In the United States tariff, line 9606.30.40.00 covers button molds and other parts of buttons; button blanks, button blanks of casein. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 9606.30 in heading 96.06 (chapter 96).

Source: https://border.bot/countries/united-states/hs-codes/9606304000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 96](https://border.bot/countries/united-states/hs-codes/96) / [9606.30](https://border.bot/countries/united-states/hs-codes/960630) / [9606.30.40.00](https://border.bot/countries/united-states/hs-codes/9606304000)

## Key facts

- Tariff line: 9606.30.40.00
- Covers: Button molds and other parts of buttons; button blanks, button blanks of casein
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [9606.30](https://border.bot/hs-codes/960630)

## What this line covers

In the United States tariff, line 9606.30.40.00 covers button molds and other parts of buttons; button blanks, button blanks of casein.

Its legal text is “Button blanks of casein”, read under “Button molds and other parts of buttons; button blanks”.

## How it is structured

It falls under HS subheading 9606.30 in heading 96.06 (chapter 96). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 96: Miscellaneous manufactured articles
- Heading 96.06: Buttons, press-fasteners, snap-fasteners and press-studs, button molds and other parts of these articles; button blanks
- Subheading 9606.30: Button molds and other parts of buttons; button blanks
- Line 9606.30.40.00: Button blanks of casein

## Duty

Goods under this line enter free of general (MFN) duty.

## In other countries

No other national tariff on border.bot has live lines under 9606.30 yet.

- [The Harmonized System text for 9606.30](https://border.bot/hs-codes/960630)

## Other lines under 9606.30

- [9606.30.80.00](https://border.bot/countries/united-states/hs-codes/9606308000) Other

- Previous line: [9606.29.60.00](https://border.bot/countries/united-states/hs-codes/9606296000) Other
- Next line: [9606.30.80.00](https://border.bot/countries/united-states/hs-codes/9606308000) Other

## Frequently asked questions

### What does tariff line 9606.30.40.00 cover in the United States tariff?

In the United States tariff, line 9606.30.40.00 covers button molds and other parts of buttons; button blanks, button blanks of casein.

### What is the general (MFN) duty on 9606.30.40.00 in the United States?

Goods under this line enter free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/9606304000.json