The rule says BIS is controlling a wider scope of advanced ICs through a tiered approach: for the most powerful data-center ICs (ECCN 3A090.a) it imposes a license requirement to any destination in Country Groups D:1, D:4 or D:5 that are not also in A:5 or A:6.

The exact words it rests on

BIS is controlling a wider scope of advanced- ICs through adoption of a tiered approach. Thus, first, for the most powerful data-center ICs (as described in ECCN 3A090.a), which are of the greatest national security and foreign policy concern, BIS is imposing a license requirement to any destination specified in Country Groups D:1, D:4, or D:5 that are not also in Country Groups A:5 or A:6.

What the source said when we opened it, on 14 Nov 2026.

The source

Implementation of Additional Export Controls: Certain Advanced Computing Items (interim final rule, 88 FR 73458)
Bureau of Industry and Security (Federal Register) · 2023-10-25

Open the sourcearchived copy

Checked

Checked by the notis newsroom on 14 Nov 2026, against the source above.

In the story

How US AI-chip export rules use a performance score and buyer headquarters 15 Nov 2026