2024-21798. Publication of Russian Harmful Foreign Activities Sanctions Regulations Determinations

Annex to Determination Regarding Certain Items or Class of Items of December 22, 2023

	Items determined pursuant to E.O. 14024, Sec. 11(a)(ii)
Certain machine tools and manufacturing equipment	Numerically controlled (CNC) machine tools. Additive manufacturing (AM) machine tools. Semiconductor manufacturing equipment.
Certain manufacturing materials for semiconductors and related electronics	Silicon boules. Silicon wafers. Photoresist materials. Bare printed circuit boards (PCBs). Printed circuit board (PCB) substrates.
Certain electronic test equipment	Oscilloscopes. Automated test equipment. Data acquisition systems. Signal generators. Pulse generators. Spectrum analyzers.
Certain propellants, chemical precursors for propellants and explosives	Nitrocellulose. Smokeless powder. Research Department eXplosive (RDX, also known as Royal Demolition eXplosive, cyclonite, hexogen). High Melting eXplosive (HMX, also known as High-Molecular-Weight RDX, octogen, cyclotetramethylenetetranitramine).
Certain lubricants and lubricant additives	Turbine oil. Turbine oil additives.
Certain bearings	High-precision ball and roller bearings Angular contact (spindle) bearings
Certain advanced optical systems	Thermal sights. Thermal imaging arrays. Infrared focal plane arrays. Image intensifier tubes (IITs).
Certain navigation instruments	Inertial navigation systems (INS). Inertial measurement units (IMUs). Fiber-optic gyroscopes (FOGs).