ECCN
Not legal advice. Tariffkit is a free research tool. It quotes HTS rate text and ECCN control text as published by the official sources linked here. It does not classify an item, does not apply rulings, and does not calculate duty. Verify the cited release with those sources and with counsel before you rely on it.
1C003
1C003 Magnetic metals, of all types and of whatever form, having any of the following (see List of Items Controlled).
- Category
- Category 1—Special Materials and Related Equipment, Chemicals, “Microorganisms,” and “Toxins”
- Product group
- C. “Materials”
Reason for Control
- NS
- AT
Official text
License Requirements
Reason for Control:
NS, AT
Control(s) Country chart (see supp. No. 1 to part 738)
- NS applies to entire entry NS Column 2
- AT applies to entire entry AT Column 1
List Based License Exceptions (See Part 740 for a Description of All License Exceptions)
LVS: $3000
GBS: N/A
List of Items Controlled
Related Controls: N/A
Related Definitions: N/A
Items:
a. Initial relative permeability of 120,000 or more and a thickness of 0.05 mm or less;
Technical Note:
For the purposes of 1C003.a, measurement of initial relative permeability must be performed on fully annealed materials.
b. Magnetostrictive alloys having any of the following:
b.1. A saturation magnetostriction of more than 5 × 104−4; or
b.2. A magnetomechanical coupling factor (k) of more than 0.8; or
c. Amorphous or 'nanocrystalline' alloy strips, having all of the following:
c.1. A composition having a minimum of 75% by weight of iron, cobalt or nickel;
c.2. A saturation magnetic induction (Bs) of 1.6 T or more; and
c.3. Any of the following:
c.3.a. A strip thickness of 0.02 mm or less; or
c.3.b. An electrical resistivity of 2 × 10−4 ohm cm or more.
Technical Note:
For the purposes of 1C003.c, 'nanocrystalline' materials are those materials having a crystal grain size of 50 nm or less, as determined by X-ray diffraction.
ecfr-15cfr774-supp1-2026-08-28 · effective 2026-08-28
Issue date 2026-08-28. Amendment date 2026-08-28.
- eCFR Commerce Control List (15 CFR 774, Supplement No. 1)www.ecfr.gov
- eCFR versioner XML captured at ingestwww.ecfr.gov
This page quotes the loaded release. A shareable report freezes this text.
Was this helpful?
A short note about this page. Not shown on the site.