Certified reference materials from India
India exported $102 million of certified reference materials (HS 3822.90) in FY2025-26, up 0.2% on FY2024-25. Goods made in India pay 10% US import duty, against 12.5% for goods from China.
- US duty from India
- 10%China 12.5%
- India's exports, FY2025-26
- $102MUp 0.2% on last year
- HS code
- 3822.90Page updated 6 Nov 2026
US import duty, India vs China
India pays 2.5 points less on the lowest-duty line. From the USITC HTS 2026 Rev 22.
The US tariff line
| HTS line | Description | Base | India | China |
|---|---|---|---|---|
| 3822.90.00.00 | Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006; certified reference materials: Certified reference materials | Free | 10% | 12.5% |
Totals include the Section 301 duty on goods from India or China and any Section 232 metals duty. They exclude anti-dumping and countervailing duties and customs fees. Check the current rate before you quote.
India's exports of certified reference materials
India's exports to all countries under HS 3822.90, April to March, from DGCI&S.
Rules and other duties
- RoDTEP
- India's schedule lists 0.7% of FOB value for exporters. The scheme was notified until 30 September 2026, so check with DGFT whether it's been extended.
- India's export policy
- Free to export, with no licence needed.
Common questions
What is the US import duty on certified reference materials from India?
10% on the US tariff line for this code, including the Section 301 duty on Indian goods and any Section 232 metals duty. Goods from China pay 12.5%. Anti-dumping duties and customs fees aren't included.
What is the HS code for certified reference materials?
3822.90, under heading 3822 (Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006; certified reference materials). Check the exact 8-digit or 10-digit line with your customs broker, since duty can differ between lines.
Does India export certified reference materials?
Yes. India exported $102 million under HS 3822.90 in FY2025-26, according to DGCI&S, the Ministry of Commerce's trade statistics body.