# HS code 6901.00: Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths

> HS code 6901.00 covers bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths. It sits in heading 69.01 (bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths) in chapter 69 (ceramic products). It is the only subheading of heading 69.01, so every good of the heading is classified here. National tariff lines under 6901.00 are live on border.bot for the United States (1 line, also used by 1 other country).

Source: https://border.bot/hs-codes/690100
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 69](https://border.bot/hs-codes/69) / [69.01](https://border.bot/hs-codes/6901) / [6901.00](https://border.bot/hs-codes/690100)

## Key facts

- HS code: 6901.00
- Covers: Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths
- Heading: [69.01: Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths](https://border.bot/hs-codes/6901)
- Chapter: [69: Ceramic products](https://border.bot/hs-codes/69)
- Edition: HS2022
- Duty in the United States: [See its 1 line](https://border.bot/countries/united-states/hs-codes/690100)

## What this code covers

HS code 6901.00 covers bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths.

The legal text of the subheading is “Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths”, in HS2022.

## What it doesn’t cover

It is the only subheading of heading 69.01, so every good of the heading is classified here.

## How it is structured

6901.00 is a six-digit subheading. Its first two digits, 69, are the chapter; the first four, 6901, are heading 69.01; the last two, 00, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 69: Ceramic products
- Heading 69.01: Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths
- Subheading 6901.00: Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths

## In other countries

National tariff lines under 6901.00 are live on border.bot for the United States (1 line, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/690100): 1 line, used by 1 other country

- Previous subheading: [6815.99](https://border.bot/hs-codes/681599) Other articles: Other
- Next subheading: [6902.10](https://border.bot/hs-codes/690210) Containing by weight, singly or together, more than 50 % of the elements Mg, Ca or Cr, expressed as MgO, CaO or Cr2O3

## Frequently asked questions

### What does HS code 6901.00 cover?

HS code 6901.00 covers bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths.

### Which heading and chapter is HS code 6901.00 in?

HS code 6901.00 is in heading 69.01 (bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths) in chapter 69 (ceramic products).

### Where are goods of heading 69.01 classified when 6901.00 doesn’t fit?

6901.00 is the only subheading of heading 69.01, so every good of the heading is classified there.

### Which countries’ tariffs list national lines under HS code 6901.00?

National tariff lines under 6901.00 are live on border.bot for the United States (1 line, also used by 1 other country).

## Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 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.

Machine-readable: https://border.bot/hs-codes/690100.json