Duty Rates
General (Column 1 - MFN)
This rate follows a special calculation or is subject to specific conditions.
Product Category
Mineral Products
This chapter covers salt, sulfur, stone, cement, ores, slag, and other mineral materials used in construction and industry.
Classification Details
| Field | Value |
|---|---|
| HTS Code | 2528.00.00.10 |
| Description | Natural calcium borates |
| Chapter | 25 - Mineral Products |
| General Duty Rate | |
| Rate Type | Other |
| Special Rates |
Related HTS Codes
Other tariff codes under the same heading:
- 2528.00.00 — Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85 percent of H3BO3 calculated on the dry weight
Frequently Asked Questions
What is the HTS code 2528.00.00.10 used for?
HTS code 2528.00.00.10 is the harmonized tariff schedule code for Natural calcium borates. This code is used to classify and identify this product type for customs clearance, duty calculation, and trade statistics.
What is the Column 2 rate for HTS 2528.00.00.10?
The Column 2 rate is the tariff duty rate applicable to goods from countries that do not have normal trade relations with the United States. This rate is typically higher than Column 1 (Most Favored Nation) rates and is rarely used in modern trade due to most-favored-nation agreements.
Do I need a customs broker to import goods classified under HTS 2528.00.00.10?
While not always required, using a licensed customs broker is highly recommended for most imports. A customs broker can help ensure proper HTS classification, prepare customs documentation, pay duties correctly, and avoid delays or penalties. Your broker should be familiar with Mineral Products products.
Which countries receive special tariff rates for HTS 2528.00.00.10?
Multiple free trade agreements and trade preference programs provide reduced or free tariffs for eligible HTS classifications. Common programs include USMCA (Canada, Mexico), various bilateral FTAs (Korea, Australia, Singapore), GSP for developing countries, and AGOA for eligible African nations. Check the special rates section on this page.
How does HTS code 2528.00.00.10 affect my import costs?
The HTS code determines the applicable duty rate (either free or a percentage/specific amount), whether your product qualifies for trade agreement benefits, any quota restrictions, and special documentation requirements. Proper classification directly impacts your import expenses, so verify the correct code with your supplier or a customs professional.