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Harmonized Tariff Schedule (2025 HTS Revision 16 (07/01/2025))

Heading	Duty(general)	Article Description	Compare Code
8542		Electronic integrated circuits; parts thereof: Electronic integrated circuits:	--
8542.31.00	Free	Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits Controllers (including microcontrollers):	vs-8542
8542.31.00.15	Free	8-bit	vs-85423100
8542.31.00.20	Free	16-bit	vs-8542310015
8542.31.00.25	Free	32-bit	vs-8542310020
8542.31.00.30	Free	Other Processors (including microprocessors):	vs-8542310025
8542.31.00.35	Free	Digital signal processors (DSPs)	vs-8542310030
8542.31.00.40	Free	Graphics processing units (GPUs)	vs-8542310035
8542.31.00.45	Free	Central processing units (CPUs)	vs-8542310040
8542.31.00.50	Free	Other Programmable logic devices (PLDs):	vs-8542310045
8542.31.00.55	Free	Complex programmable logic devices (CPLDs)	vs-8542310050
8542.31.00.60	Free	Field programmable gate arrays (FPGAs)	vs-8542310055
8542.31.00.65	Free	Other	vs-8542310060
8542.31.00.70	Free	System on chip (SoCs)	vs-8542310065
8542.31.00.75	Free	Other	vs-8542310070
8542.32.00	Free	Memories Dynamic read-write random access (DRAM):	vs-8542310075
8542.32.00.02	Free	Not over 128 megabits	vs-85423200
8542.32.00.24	Free	Over 128 megabits but not over 256 megabits	vs-8542320002
8542.32.00.28	Free	Over 256 megabits but not over 512 megabits	vs-8542320024
8542.32.00.32	Free	Over 512 megabits but not over 1 gigabit	vs-8542320028