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HSChapter 45
U.S. imports of natural cork articles (other) (HS 450390) totaled $59K in April 2026, traded with 7 countries.
Importers of Natural Cork Articles (Other) paid $14K in duties in April 2026 — an effective duty rate of 24% on $59K in dutiable value, based on actual customs collections rather than the published tariff schedule. Natural Cork Articles (Other) imports of $59K in April 2026 ran 33% below the year-to-date monthly average of $88K.
Last updated: April 2026 dataBeyond closures, natural cork is fashioned into disks, wafers, washers, and paper-backed wall coverings — products that serve the construction, acoustics, and decorative interiors markets. Portugal leads US imports of these articles, but China is a significant second-tier supplier, reflecting the shift of downstream fabrication to lower-cost manufacturing centers even when raw cork originates in Iberia. The US schedule separates disks/wafers/washers (4503902000) from paper-backed wall coverings (4503904000) and a residual NESOI basket (4503906000), so the finished form and backing material are the key classification determinants. Importers sourcing wall coverings should verify whether the paper backing is integral or merely protective, as that distinction affects heading eligibility.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
Subheading 4503904000 specifically covers wall coverings of natural cork that are backed with paper. Products presented as decorative cork panels without a paper backing, or cork tiles intended for flooring, would not qualify for that line and should be evaluated against the NESOI subheading (4503906000) or potentially a different heading altogether depending on their construction.
Portugal is the primary source of raw and semi-processed natural cork, while China's position as the second-ranked supplier of finished cork articles reflects its role as a fabricator — importing cork granules or sheets and converting them into consumer and construction products. This split-origin supply chain means US importers may need to document both the cork's geographic origin and the country of substantial transformation for country-of-origin marking purposes.
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Monthly import values over time
| Country | Imports | Exports | Balance |
|---|---|---|---|
| CANADA | -- | $109K | +$109K |
| PORTUGAL | $27K | -- | -$27K |
| GERMANY | $25K | -- | -$25K |
| UNITED ARAB EMIRATES | -- | $22K | +$22K |
| INDONESIA | -- | $6K | +$6K |
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Duty Collected |
|---|---|---|---|---|
| 4503906000 | ARTICLES OF NATURAL CORK, NESOI | $49K | 24.00% | $12K |
| 4503904000 | WALLCOVERINGS BACKED WITH PAPER OF NATURAL CORK | $7K | 26.27% | $2K |
| 4503902000 | DISKS, WAFERS AND WASHERS OF NATURAL CORK | $3K | 10.00% | $261 |
ARTICLES OF NATURAL CORK, NESOI
WALLCOVERINGS BACKED WITH PAPER OF NATURAL CORK
DISKS, WAFERS AND WASHERS OF NATURAL CORK
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 4503900000 | ARTICLES OF NATURAL CORK, NESOI | $137K |
ARTICLES OF NATURAL CORK, NESOI
5.7K kg
CORKS AND STOPPERS OF NATURAL CORK
HS 450310
BLOCKS/PLATES/SHEETS/TILE/DISKS ETC OF AGGLOM CORK
HS 450410
AGGLOMERATED CORK & ARTICLES OF AGGLOM CORK, NESOI
HS 450490
WASTE CORK; CRUSHED, GRANULATED OR GROUND CORK
HS 450190
NATURAL CORK DEBACK/RGH SQD IN BLKS/SHEETS/STRIPS
HS 450200
NATURAL CORK, RAW OR SIMPLY PREPARED
HS 450110
| State | Imports | Exports | Balance |
|---|---|---|---|
| California | -- | $89K | +$89K |
| Minnesota | $27K | -- | -$27K |
| New Jersey | $2K | $22K | +$20K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| PORT HURON, MI | -- | $89K | +$89K |
| CLEVELAND, OH | $25K | $22K | -$3K |
| LOW VALUE | -- | $19K | +$19K |