Enter a 10-digit HTS line, the country of origin and the entry date to see the base rate, 301 / 232 / 201 / 338 additional duties, AD/CVD deposits, PGA flags and other requirements, with a confirmed total and a maximum.
Don't know the U.S. import tariff code? Classify a product →
China: Column 1 rate + 12.5% additional
8-digit subheading 8716.10.00 is on L3
General (all other countries) | Trailers and semi-trailers, not mechanically propelled, for housing or camping
includes a required flag · ACE valid to 2039-12-31
no entered value: rates and limits only
Period 2026-10-01 – 2027-09-30 · 91 FR 48398 (2026-07-31, Doc. 2026-15530, FY2027)
Chinese origin: the UFLPA presumption is triggered through the supply chain (Xinjiang inputs / Entity List), not by country of origin; the origins with the most CBP denials are MY / VN / TH.
Not in a UFLPA priority sector, and no WRO or Finding applies to this origin. The UFLPA presumption still applies through the supply chain (Xinjiang content or listed entities).
Steel: report the melt-and-pour country ISO code in the ACE Importer's Additional Declaration Type 08 (since 2024-11-21) and upload the mill certificate via DIS. Aluminum: smelt / cast country fields. The "unknown" option is charged at the higher rate.
2025–26: "Unknown" option available since 2025-06-28
Declare the scientific name, country of harvest, quantity and value through the ACE PGA message set (AL1 / AL2) or LAWGS at import. Paper PPQ 505 no longer accepted since 2026-01-01. De minimis: plant material ≤5% by weight and ≤2.9 kg per line.
2025–26: Electronic filing only from 2026-01-01
Enter the HS-7 box code at entry; non-conforming vehicles require a registered importer and a DOT bond
Before arrival: Know the supply chain: genus / species, country of harvest, quantity and value of each plant material
At entry: ACE PGA message set (PPQ 505 data) or LAWGS; paper PPQ 505 no longer accepted since 2026-01-01
Disclaim: A (not regulated / exempt), B (APHIS policy), C (filed in LAWGS), D (paper, discontinued), G (de minimis ≤5% / 2.9 kg); AL1 may be disclaimed, AL2 is mandatory
If missing: Civil penalties up to $10k, criminal up to 5 years / $250k; detention
2025–26: Phase VII 2024-12-01 (about 450 HTS codes); electronic only from 2026-01-01
https://www.aphis.usda.gov/plant-imports/file-lacey-act-declaration · Verification H
Before arrival: Confirm the substance is on the TSCA Inventory / complies with §5 / §6 orders; identify negative-certification categories (pesticides, food, drugs, cosmetics, nuclear material)
At entry: TSCA positive / negative certification in the PGA message set (or paper / DIS), with the certifier's name, e-mail and phone
Disclaim: EP7: A, B (§13 only, not Title VI); EP8 cannot be disclaimed
If missing: Refused admission; TSCA penalties
https://www.epa.gov/tsca-import-export-requirements/tsca-requirements-importing-chemicals · Verification H
Before arrival: Determine the HS-7 box (1 conforming, 2A / 2B, 3 non-conforming via registered importer + DOT bond, 4–13 exemptions / temporary); RI number
At entry: NHTSA message set: HS-7 box, VIN, make / model, RI number and bond (box 3 / 13)
Disclaim: DT1: only A (program OFF); DT2 cannot be disclaimed
If missing: Refused admission; false declarations up to $10k / 5 years
2025–26: None (IG 2023-01-23)
https://www.nhtsa.gov/document/implementation-guide-pga-message-set-shipments-subject-nhtsa-regulations · Verification H
Before arrival: Manufacturer registration; DOT marking; HS-7 box 2A / 2B
At entry: HS-7 box + manufacturer / brand (required for the 13 FMVSS equipment items)
Disclaim: Same as MVS
If missing: Refusal
https://www.nhtsa.gov/document/implementation-guide-pga-message-set-shipments-subject-nhtsa-regulations · Verification H
| A | B | Relation | Rule | Basis |
|---|---|---|---|---|
| FL301 | BASE | stack | Additive to Column 1; EU/TW net-of-MFN to 10%, JP/KR/CH to 12.5% | HTSUS Rev.21 note 52(a), 52(k) |
| FL301 | CN301 | stack | Stacks with China 301 | note 52(a) |
| FL301 | S232 | exempt_b | Goods entered under the listed 232 headings are exempt from FL-301 (9903.05.90); UAS 232 and polysilicon 232 are not in note 52(f) → FL-301 still applies (TBD_) | note 52(f)(1)–(8); Sec232_Carveout table |
| FL301 | FTA | note | Preference claims do not exempt, except USMCA duty-free (9903.05.93/.94) and CAFTA-DR textiles (9903.05.95) | note 52(a), (g)–(i) |
| FL301 | CH98 | note | Chapter 98 exempt except 9802.00.40/.50/.60 (value of repairs) and 9802.00.80 (value less U.S. content) | note 52(a) |
| CN301 | BASE | stack | Additive to Column 1 | note 20(a)/(c)/(e)/(g)/(r); note 31(a) |
| CN301 | S232 | stack | Stacks: neither 301 nor 232 exempts the other for China | note 20 / 31; the 232 proclamations |
| CN301 | FTA | note | Preference claims do not exempt | note 20 / note 31(a) |
| CN301 | CH98 | note | Chapter 98 exempt except 9802.00.40/.50/.60/.80 | note 20 paragraphs / note 31(a) |
| CN301 | CN301 | note | Four-year-review products removed from note 20 lists (no double 25%); chassis and STS cranes stack with maritime 301 from 2026-11-10 | Rev.21 note 20 / 31 comparison; note 31(k)/(l) |
| S232 | BASE | stack | Additive on full customs value; cap headings mean Column 1 + 232 = 15%/10% in total | note 16 / 33 / 37 / 40 / 43 heading text |
| S232 | S232 | note | Precedence: semis > autos/MHDV > metals; auto/MHDV parts not subject to wood 232; wood and metals can stack; civil aircraft (GB/JP/TW) exempt from metals derivatives; pharma/UAS/polysilicon have no cross-232 exclusion | 232 overview table, "stacking" column; notes 16(m), 33, 38, 39 |
| S232 | FTA | note | Preferences do not exempt; USMCA content-based headings for derivative steel and vehicles | note 16(g); note 33(d); note 38 |
| S232 | CH98 | tbd | Chapter 98 treatment varies by proclamation; not verified line by line (TBD_) | — · TBD_ |
Compiled from the HTSUS, the Federal Register, CBP CSMS messages and ACE reports as a classification and compliance reference, not legal advice; file according to current CBP/ACE guidance.