1C230 Category 1C

Beryllium metal, alloys containing more than 50% beryllium by weight, beryllium compounds, manufactures thereof, and waste or scrap of any of the foregoing.

Category 1: Special Materials and Related Equipment, Chemicals, “Microorganisms,” and “Toxins”

Reasons for control

• NP: Nuclear nonproliferation
• AT: Anti-terrorism

Country chart

List-based license exceptions

Items

1. ECCN Controls: This entry does not control the following:
2. a. Metal windows for X-ray machines, or for bore-hole logging devices;
3. b. Oxide shapes in fabricated or semi-fabricated forms “specially designed” for electronic component parts or as substrates for electronic circuits;
4. c. Beryl (silicate of beryllium and aluminum) in the form of emeralds or aquamarines.
5. Items: The list of items controlled is contained in the ECCN heading.

Related controls

See ECCNs 1E001 (“development” and “production”) and 1E201 (“use”) for technology for items controlled by this entry.

Source: eCFR, version 2026-08-01, retrieved 2026-08-20T04:04:59+00:00.