ECCN 4D090

RSAT

Software specially designed or modified for the development or production, of computers and related equipment, electronic assemblies, and components therefor specified in ECCN 4A090.

Category: 4 - ComputersProduct Group: D - SoftwareLast Updated: 2026-04-10

What This ECCN Covers

ECCN 4D090 controls "software" specially designed or modified for the development or production of the computers and equipment controlled by 4A090, as defined in the entry. It carries Regional Stability and Anti-Terrorism reasons, mirroring the advanced-computing hardware it supports.

Who needs to check this?

Vendors of development and production software for advanced-computing systems, and OEMs distributing such software with controlled hardware.

Compliance tip

Tie the software to the 4A090 hardware it supports, and track the evolving advanced-computing rules. Verify the §734.7 "published" exclusion for publicly available code, and apply §744.23 diligence for advanced-computing end uses.

Reviewed by Jack Tan · Last reviewed: Jun 5, 2026

Control Reasons

RSRegional Stability

Items controlled for regional stability reasons.

Column 1: YesColumn 2: No
ATAnti-Terrorism

Items controlled for anti-terrorism reasons. Most items on the CCL have AT controls.

Column 1: YesColumn 2: No

Disclaimer

This information is for reference only. For official classifications, consult BIS or a qualified export control professional.

Official Reference

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