ECCN
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3A231
3A231 Neutron generator systems, including tubes, having both of the characteristics described in this ECCN (see List of Items Controlled).
- Category
- Category 3—Electronics
- Product group
- A. “End Items,” “Equipment,” “Accessories,” “Attachments,” “Parts,” “Components,” and “Systems”
Reason for Control
Reason for Control: NP, AT, foreign policy
Official text
License Requirements
Reason for Control:
NP, AT, foreign policy
Control(s) Country chart (see Supp. No. 1 to part 738)
- NP applies to entire entry NP Column 1.
- AT applies to entire entry AT Column 1. Russian industry sector sanctions apply to entire entry See § 746.8 for specific license requirements and license review policy.
List Based License Exceptions (See Part 740 for a Description of All License Exceptions)
LVS: N/A
GBS: N/A
List of Items Controlled
Related Controls: See ECCNs 3E001 (“development” and “production”) and 3E201 (“use”) for technology for items controlled under this entry.
Related Definitions: N/A
Items:
a. Designed for operation without an external vacuum system; and
b. Utilizing electrostatic acceleration to induce:
b.1. A tritium-deuterium nuclear reaction; or
b.2. A deuterium-deuterium nuclear reaction and capable of an output of 3 × 10 9 neutrons/s or greater.
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
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