HSChapter 48
U.S. imports of uncoated paper & paperboard, 225 g/m² or more, rolls or sheets (nesoi) (HS 480593) totaled $12.2M in April 2026, traded with 24 countries.
Importers of Uncoated Paper & Paperboard, 225 g/m² or More, Rolls or Sheets (NESOI) paid $456K in duties in April 2026 — an effective duty rate of 10% on $4.4M in dutiable value, based on actual customs collections rather than the published tariff schedule.
Last updated: April 2026 dataAt 225 g/m² and above, uncoated paperboard transitions into heavier structural grades used in packaging cores, wet-process board, and heavy-duty linerboard applications. Eight 10-digit tariff lines subdivide this heading, including wet machine board (4805934015), tube and core board (4805934050), and linerboard with less than 80% chemical sulfate wood pulp (4805934030), alongside folding carton board, construction paper, pressboard ex-kraft, and two NESOI catch-all lines. Canada is the leading import source, with Germany and France also supplying meaningful volumes. The heavier basis weight of these grades means freight economics and mill-specific specifications often drive sourcing decisions as much as duty rates.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
Wet machine board is produced by a wet-forming process that bonds multiple plies on the paper machine itself, rather than by laminating pre-formed sheets with adhesive. This structural distinction separates it from composite paperboard under heading 4807 and from pressboard, and it is specifically called out at the 10-digit level precisely because the manufacturing method affects end-use performance in packaging and industrial applications.
The linerboard line (4805934030) applies specifically to board with less than 80% chemical sulfate (kraft) wood pulp. If the pulp composition meets or exceeds that threshold, the product would classify under a different heading entirely. For boards that do not meet any named grade description, the NESOI lines 4805934055 or 4805934060 apply, with the correct choice depending on whether the product falls under a relevant chapter note. A licensed customs broker can help verify pulp-composition documentation and select the correct statistical suffix.
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| Country | Imports | Exports | Balance |
|---|---|---|---|
| CANADA | $7.8M | $4.5M | -$3.4M |
| GERMANY | $1.2M | -- | -$1.2M |
| FRANCE | $1.1M | $16K | -$1.1M |
| COLOMBIA | -- | $551K | +$551K |
| KOREA, SOUTH | $430K | $98K | -$332K |
Monthly import values over time
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Duty Collected |
|---|---|---|---|---|
| 4805934060 | PAPER/PBRD UNCTD ROL/SHEET GT=225G/M2 NOTE 3 NESOI | $9.5M | 10.95% | $206K |
| 4805934020 | CONSTRUCTION PAPER,WT >225 G/M2,UNCTD,ROLLS/SHEETS | $976K | 10.00% | $98K |
| 4805934050 | TUBE & CORE BOARD UNCTD ROL/SHEET GT=225G/M2 NTE 3 | $811K | 10.18% | $83K |
| 4805932000 | PRESSBOARD EX KRAFT UNCTD 225G/M2 OR MORE ROLL/SHT | $688K | 10.00% | $69K |
| 4805934010 | FOLDING CARTON BOARD,WT >225 G/M2,UNCTD,ROLL/SHEET | $228K | 10.00% | $1K |
| 4805934015 | WET MACHINE BOARD,WT >225 G/M2,UNCTD,ROLLS/SHEETS | $0 | -- | -- |
PAPER/PBRD UNCTD ROL/SHEET GT=225G/M2 NOTE 3 NESOI
CONSTRUCTION PAPER,WT >225 G/M2,UNCTD,ROLLS/SHEETS
TUBE & CORE BOARD UNCTD ROL/SHEET GT=225G/M2 NTE 3
PRESSBOARD EX KRAFT UNCTD 225G/M2 OR MORE ROLL/SHT
FOLDING CARTON BOARD,WT >225 G/M2,UNCTD,ROLL/SHEET
WET MACHINE BOARD,WT >225 G/M2,UNCTD,ROLLS/SHEETS
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 4805934055 | PPR/PBRD EX KRAFT UNCTD NESOI WT>225G/M2 ROLL/SHTS | $5.8M |
| 4805934030 | LINERBOARD,<80% CHEM SULFATE WOOD PULP,UNCTD,RL/SH | $292K |
| 4805934010 | FOLDING CARTON BOARD,WT >225 G/M2,UNCTD,ROLL/SHEET | $6K |
PPR/PBRD EX KRAFT UNCTD NESOI WT>225G/M2 ROLL/SHTS
6.4M kg
LINERBOARD,<80% CHEM SULFATE WOOD PULP,UNCTD,RL/SH
422.9K kg
FOLDING CARTON BOARD,WT >225 G/M2,UNCTD,ROLL/SHEET
5.6K kg
SACKS AND BAGS NESOI, INCL CONES, OF PAPER ETC,
HS 481940
FOLDING CARTONS, BOXES ETC, NONCOR PAPER & PAPERBD
HS 481920
CARTONS, BOXES & CASES CORRUGATED PAPER & PAPERBD
HS 481910
PAPER & PAPERBOARD, UNCOATED, >10% MECH.FIB.,ROLLS
HS 480261
TRAYS, DISHES, PLATES, CUPS,ETC,OF PAPER/BOARD,NES
HS 482369
HANDKERCHIEFS, TISSUES & TOWELS OF PAPER PULP ETC
HS 481820
| State | Imports | Exports | Balance |
|---|---|---|---|
| Wisconsin | $248K | $1.5M | +$1.2M |
| Pennsylvania | $1.3M | $392K | -$896K |
| Massachusetts | $581K | $1.1M | +$497K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| PORT HURON, MI | $1.1M | $1.2M | +$108K |
| BUFFALO-NIAGARA FALLS, NY | $1.8M | $181K | -$1.6M |
| DETROIT, MI | $1.5M | $458K | -$1.0M |