Harmonized System
U.S. imports of Bleached Clay-Coated Kraft Paper & Paperboard, Over 95% Chemical Wood Fiber, Not Over 150 g/m² (HS 481031) totaled $16.3M in September 2026, imported from 14 countries.
Importers of Bleached Clay-Coated Kraft Paper & Paperboard, Over 95% Chemical Wood Fiber, Not Over 150 g/m² paid $61K in duties in September 2026, an average duty rate of 0.38% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Bleached Clay-Coated Kraft Paper & Paperboard, Over 95% Chemical Wood Fiber, Not Over 150 g/m² imports of $16.3M in September 2026 ran 50% above the year-to-date monthly average of $10.9M.
Last updated: September 2026 dataBleached clay-coated kraft paper and paperboard with more than 95% chemical wood fiber and a basis weight not exceeding 150 g/m² is a premium packaging substrate, with folding carton stock (4810311020) and base stock for trays and similar food-service items (4810311040) among the most commercially significant lines. The bleached, high-chemical-fiber furnish delivers the brightness and fold-crack resistance demanded by consumer-goods packaging, and the clay coating enables high-quality flexographic or offset printing directly on the board. Gift-wrapping paper (4810311050) and general paper/paperboard (4810311060 and 4810311080) round out the heading, reflecting the breadth of end uses served by this lightweight coated kraft grade.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
380 import shipments a month
Both are bleached clay-coated kraft paperboard under 150 g/m², but the US schedule assigns them to separate 10-digit lines: folding carton stock to 4810311020 and base stock for trays and similar items to 4810311040. The distinction is based on the declared end use and the board's structural specifications. Importers should document the intended converting application and confirm the correct line with their customs broker, as misclassification between these lines can affect duty liability.
Yes — heading 481031 requires that more than 95% of the fiber content derive from chemical wood pulp processes (kraft or sulfite). Boards with a significant mechanical or recycled fiber component would not meet this threshold and would classify elsewhere. Mill fiber-composition certificates are the standard supporting document for verifying this criterion at entry.
Trade Directory
List your company under HS 481031 — Bleached Clay-Coated Kraft Paper & Paperboard, Over 95% Chemical Wood Fiber, Not Over 150 g/m², so the companies trading it can find you. Be the first supplier listed.
Subheading 7 of 10 in heading 4810
Subheading 481031 · $16.3M of $222.7M
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 4810311080 | Ppr/Pbrd NESOI Cly Ctd Blch, Wd>15x36x15cm Etc | $18.1M | 0.00% | 0.00% | -- |
| 4810311040 | Base Stck for Trys Etc Blch Cly Ctd, Wt<150g/M2 Etc | $295K | 12.06% | 100.00% | $36K |
| 4810311050 | Gift Wrapi Cly Ctd Blch, Wd>15x36x15cm Etc | $32K | 18.81% | 100.00% | $6K |
| 4810313000 | Cards, Not Punched Fr Punch Card Machine, <151g/M2 | $3K | 37.50% | 100.00% | $1K |
| 4810311020 | Krft Fldng Crtn Stck Blch Cly Ctd Wt <150g/M2 Etc | — | -- | -- | -- |
| 4810316500 | Krft Ppr/Pbrd, Blchd,>95%wd Fbrs, Wt<150g/M2, NESOI | — | -- | -- | -- |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.
ImportsExports
Imports
$16.3MYoY · free account
Exports
—YoY · free account
12-mo low · imports
Low · free accountOver the twelve months to September 2026, the U.S. imported $99.5M of Bleached Clay-Coated Kraft Paper & Paperboard, Over 95% Chemical Wood Fiber, Not Over 150 g/m².
Through September 2026 · exports 11 of 12 months reported. Source: U.S. Census Bureau.
Imports · September 2026
origin
Canada and Vietnam together supply 99% of it. China pays 37.5% duty; Canada 0.0%.
customs district
destination
entry
rate provision · imports
97.3% enters free of duty; duty collected equals 0.38% of imports for consumption.