Heading 3104
HTS code 3104 — Mineral or chemical fertilizers, potassic
- Chapter
- 31 — Fertilizers
- Tariff lines
- 4
- General duty
- Duty-free under the general rate
Tariff lines under heading 3104
Full 10-digit codes with their general (MFN) duty rates. The correct line depends on the product's material, construction, and use.
| HTS code | Description | General rate | Unit |
|---|---|---|---|
| 3104.20.0010 | Containing not more than 62 percent by weight of potassium oxide (K2O) (Mineral or chemical fertilizers, potassic > Potassium chloride) | Free | t |
| 3104.20.0050 | Containing more than 62 percent by weight of potassium oxide (K2O) (Mineral or chemical fertilizers, potassic > Potassium chloride) | Free | t |
| 3104.30.0000 | Potassium sulfate (Mineral or chemical fertilizers, potassic) | Free | t |
| 3104.90.0100 | Other (Mineral or chemical fertilizers, potassic) | Free | t |
Documents required to import under 3104
Customs paperwork typically required to import these goods into the United States. Conditional items depend on shipment value, transport mode, or origin.
- Commercial InvoiceRequired
- Packing ListRequired
- Bill of Lading / Airway BillRequired
- CBP Entry Summary (7501)Required
Prepared and filed by your customs broker
- CBP Entry / Release (3461)Required
Prepared and filed by your customs broker
- Customs Bond (CBP 301)Conditional
Required for formal entries — generally shipments valued over $2,500
Single-entry or continuous bond, obtained through your broker or a surety
- Importer Security Filing (ISF "10+2")Conditional
Required for ocean freight only
Filed electronically at least 24 hours before loading at the foreign port
- Importer ID Input Record (CBP 5106)Conditional
Required to establish or update your importer-of-record number with CBP
One-time setup for a new importer; not filed per shipment
- Entry Manifest (CBP 7533)Conditional
Alternative to the 3461 for informal, low-value, or contiguous-country entries
- Safety Data Sheet (SDS/MSDS)Required
- EPA TSCA CertificationConditional
Required for chemical substances regulated under TSCA
- EPA Notice of Arrival (Form 3540-1)Conditional
Required for pesticides and devices (typically Ch. 38)
Common questions
- What is HTS code 3104?
- HTS heading 3104 covers mineral or chemical fertilizers, potassic. It sits in Chapter 31 (fertilizers) of the US Harmonized Tariff Schedule and contains 4 tariff lines.
- What is the duty rate for HTS 3104?
- Duty-free under the general rate. The general rate applies to most-favoured-nation trading partners; goods from countries with a free trade agreement may qualify for a reduced or duty-free special rate.
- How many digits does a full HTS code have?
- US import entries require the full 10-digit HTS code. Heading 3104 is the first four digits — the remaining six narrow it down to the specific product, which is what determines the duty rate you actually pay.
Related headings in Chapter 31
- 3101Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertilizers produced by the mixing or chemical treatment of animal or vegetable products
- 3102Mineral or chemical fertilizers, nitrogenous
- 3103Mineral or chemical fertilizers, phosphatic
- 3105Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg