Category XX
Submersible Vessels and Related Articles
Paragraphs marked SME are Significant Military Equipment.
| Paragraph | Text |
|---|---|
| (a) | Submersible and semi-submersible vessels that are: |
| (1) | Submarines specially designed for military use; SME |
| (2) | Mine countermeasure vehicles; |
| (3) | Anti-submarine warfare vehicles; |
| (4) | Armed or are specially designed to be used as a platform to deliver munitions or otherwise destroy or incapacitate targets (e.g., firing torpedoes, launching rockets, firing missiles, deploying mines, deploying countermeasures) or deploy military payloads; |
| (5) | Swimmer delivery vehicles specially designed for the deployment, recovery, or support of swimmers or divers from submarines; |
| (6) | Integrated with nuclear propulsion systems; |
| (7) | Equipped with any mission systems controlled under this subchapter; |
| (8) | Developmental vessels funded by the Department of Defense via contract or other funding authorization; |
| (9) | Uncrewed, untethered vessels that have an anti-recovery (e.g., scuttle or self-destruct) feature; or |
| (10) | Uncrewed, untethered vessels with a gross weight rating exceeding three-thousand pounds (3,000 lb), that are designed to operate without human interaction for longer than 24 hours or for more than seventy nautical miles (70 nmi). |
| (b) | Engines, electric motors, and propulsion plants as follows: SME |
| (1) | Naval nuclear propulsion plants and prototypes, and special facilities for construction, support, and maintenance therefor (see also § 120.5(c) of this subchapter for nuclear related controls); |
| (2) | Quick-reversing, liquid-cooled electric motors that are totally enclosed, have a power output greater than 0.75 MW (1,000 hp), and are specially designed for submarines. |
| (c) | Parts, components, accessories, attachments, and associated equipment, including production, testing, and inspection equipment and tooling, specially designed for any of the articles in paragraphs (a) and (b) of this category (MT for launcher mechanisms specially designed for rockets, space launch vehicles, or missiles capable of achieving a range greater than or equal to 300 km). |
| (d) | Technical data (see § 120.33 of this subchapter) and defense services (see § 120.32 of this subchapter) directly related to the defense articles described in paragraphs (a) through (c) of this category. (MT for technical data and defense services related to articles designated as such.) (See § 125.4 of this subchapter for exemptions.) |
| (e) | -(w) [Reserved] |
| (x) | Commodities, software, and technical data subject to the EAR used in or with defense articles. |
Source: eCFR, version
2026-08-01, retrieved
2026-08-20T04:08:36+00:00.