6907.21.10—Unglazed
General duty rate
10%
Across 3 10-digit lines
Coverage on this page
Up one level: 6907.21 — Of a water absorption coefficient by weight not exceeding 0.5%: (subheading)
Plain-English explanation
HTS 6907.21.10 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Unglazed. It sits in Chapter 69: Ceramic products, Section XIII: Articles of Stone, Plaster, Cement, Asbestos, Mica or Similar Materials; Ceramic Products; Glass and Glassware and rolls up 3 10-digit statistical lines, all with a general duty rate of 10%. 3 AD/CVD orders flag at least one child line.
10-digit lines under 6907.21.10(3)
Pick a line to view full rate detail and compute landed duty
6907.21.10.05Tiles, whether or not rectangular, the largest surface area of which is capable of being enclosed in a square the side of which is less than 7 cm10%6907.21.10.11Tiles, the largest surface area of which is capable of being enclosed in a square the side of which is 30 cm or less10%6907.21.10.51Other10%AD/CVD orders(3)
Antidumping or countervailing orders covering one or more lines under 6907.21.10
Frequently asked questions
What does HTS 6907.21.10 cover?
HTS 6907.21.10 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Unglazed. It belongs to Chapter 69 and rolls up 3 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 6907.21.10?
Every 10-digit line under HTS 6907.21.10 carries a general (Column 1) duty rate of 10%. Section 301, Section 232, and AD/CVD overlays may stack on top of this rate at the per-line level — open a specific 10-digit code to see its complete tariff stack.
How do I find the right 10-digit line under HTS 6907.21.10?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader tariff item HTS 6907.21.10 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 6907.21.10?
Yes — 3 AD/CVD orders flag at least one 10-digit line under HTS 6907.21.10. Whether a specific shipment falls in scope depends on the country of origin and the order's scope determination. See compliance.tandom.ai for full coverage detail.
Learn more
Tandom guides relevant to this code
Trade compliance APIs in broker workflows
Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.
Open resource
Find the right manufacturer or exporter rate in an AD/CVD order
Cash deposit cascade, separate rates, all-others, and PRC-wide rates. Worked example on case A-570-910 (galvanized welded steel pipe from China) with three exporter-specific rates.
Open resource
Determine if a product is in scope of an AD/CVD order
Scope text is authoritative; the HTS list is illustrative. Read scope, find past rulings, and file a 19 CFR 351.225 inquiry. Worked example on case A-570-106 (wooden cabinets from China).
Open resource
Bulk-classify SKU descriptions with the Tandom HTS Classifier API
Run thousands of product descriptions through HTS classification, score the confidence, and triage borderline rows. Public search endpoint plus the closed-beta three-layer Classifier.
Open resource
How Chapter 99 tariff layers stack on a single entry
How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
Open resource
Write a Claude or ChatGPT prompt for broker-grade HTS classification
Why raw LLM prompts fabricate stat suffixes, why MCP-augmented prompts do not, and the prompt template a broker can hand to Claude or ChatGPT today.
Open resource