HTS 9018Instruments and appliances used in medical, surgical, dental or veterinary sciences, including scintigraphic apparatus, other electro-medical apparatus and sight-testing instruments; parts and accessories thereof

Product or HTS code

Rate lines42

Code	Description	General	Column 2	Units
	Electro-diagnostic apparatus (including apparatus for functional exploratory examination or for checking physiological parameters); parts and accessories thereof
9018.11	9018.11Electrocardiographs, and parts and accessories thereof
9018.11.30.00	9018.11.30.00ElectrocardiographsGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.11.60.00	9018.11.60.00Printed circuit assembliesGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.11.90.00	9018.11.90.00OtherGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.12.00.00	9018.12.00.00Ultrasonic scanning apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.13.00.00	9018.13.00.00Magnetic resonance imaging apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.14.00.00	9018.14.00.00Scintigraphic apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.19	9018.19Other
9018.19.40.00	9018.19.40.00Apparatus for functional exploratory examination, and parts and accessories thereofGeneral Free · Column 2 55% · No.	Free	55%	No.
	Other
9018.19.55.00	9018.19.55.00Patient monitoring systemsGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.19.75.00	9018.19.75.00Printed circuit assemblies for parameter acquisition modulesGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.19.95	9018.19.95OtherGeneral Free · Column 2 35%	Free	35%
9018.19.95.30	9018.19.95.30Basal metabolism and blood pressure apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.19.95.35	9018.19.95.35Electroencephalographs (EEG) and electromyographs (EMG)General Free · Column 2 35% · No.	Free	35%	No.
9018.19.95.50	9018.19.95.50Other apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.19.95.60	9018.19.95.60Parts and accessoriesGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.20.00	9018.20.00Ultraviolet or infrared ray apparatus, and parts and accessories thereofGeneral Free · Column 2 35%	Free	35%
9018.20.00.40	9018.20.00.40TherapeuticGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.20.00.80	9018.20.00.80OtherGeneral Free · Column 2 35% · No.	Free	35%	No.
	Syringes, needles, catheters, cannulae and the like; parts and accessories thereof
9018.31.00	9018.31.00Syringes, with or without needles; parts and accessories thereofGeneral Free · Column 2 60%	Free	60%
	Syringes, with or without their needlesGeneral Free · Column 2 60%	Free	60%
9018.31.00.40	9018.31.00.40HypodermicGeneral Free · Column 2 60% · No.	Free	60%	No.
9018.31.00.80	9018.31.00.80OtherGeneral Free · Column 2 60% · No.	Free	60%	No.
9018.31.00.90	9018.31.00.90Parts and accessoriesGeneral Free · Column 2 60% · No.	Free	60%	No.
9018.32.00.00	9018.32.00.00Tubular metal needles and needles for sutures and parts and accessories thereofGeneral Free · Column 2 55% · No.	Free	55%	No.
9018.39.00	9018.39.00OtherGeneral Free · Column 2 30%	Free	30%
	Bougies, catheters, drains and sondes, and parts and accessories thereofGeneral Free · Column 2 30%	Free	30%
9018.39.00.20	9018.39.00.20Rubber cathetersGeneral Free · Column 2 30% · doz.	Free	30%	doz.
9018.39.00.40	9018.39.00.40OtherGeneral Free · Column 2 30% · No.	Free	30%	No.
9018.39.00.50	9018.39.00.50OtherGeneral Free · Column 2 30% · No.	Free	30%	No.
	Other instruments and appliances, used in dental sciences, and parts and accessories thereof
9018.41.00.00	9018.41.00.00Dental drill engines, whether or not combined on a single base with other dental equipment, and parts and accessories thereofGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.49	9018.49Other
9018.49.40.00	9018.49.40.00Dental bursGeneral Free · Column 2 35% · gross	Free	35%	gross
9018.49.80	9018.49.80OtherGeneral Free · Column 2 35%	Free	35%
9018.49.80.40	9018.49.80.40Dental hand instruments and parts and accessories thereofGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.49.80.80	9018.49.80.80OtherGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.50.00.00	9018.50.00.00Other ophthalmic instruments and appliances and parts and accessories thereofGeneral Free · Column 2 60% · No.	Free	60%	No.
9018.90	9018.90Other instruments and appliances and parts and accessories thereof
	Optical instruments and appliances and parts and accessories thereof
9018.90.10.00	9018.90.10.00Mirrors and reflectorsGeneral Free · Column 2 45% · No.	Free	45%	No.
9018.90.20.00	9018.90.20.00OtherGeneral Free · Column 2 60% · No.	Free	60%	No.
	Other
9018.90.30.00	9018.90.30.00Anesthetic instruments and appliances and parts and accessories thereofGeneral Free · Column 2 45% · No.	Free	45%	No.
9018.90.40.00	9018.90.40.00Percussion hammers, stethoscopes and parts of stethoscopesGeneral Free · Column 2 45% · No.	Free	45%	No.
9018.90.50	9018.90.50Sphygmomanometers, tensimeters and oscillometers; all the foregoing and parts and accessories thereofGeneral Free · Column 2 27.5%	Free	27.5%
9018.90.50.40	9018.90.50.40Sphygmomanometers and parts and accessories thereofGeneral Free · Column 2 27.5% · No.	Free	27.5%	No.
9018.90.50.80	9018.90.50.80OtherGeneral Free · Column 2 27.5% · No.	Free	27.5%	No.
	Electro-medical instruments and appliances and parts and accessories thereof
9018.90.60.00	9018.90.60.00Electro-surgical instruments and appliances, other than extracorporeal shock wave lithotripters; all the foregoing and parts and accessories thereofGeneral Free · Column 2 55% · No.	Free	55%	No.
	Other
9018.90.64.00	9018.90.64.00DefibrillatorsGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.90.68.00	9018.90.68.00Printed circuit assemblies for the defibrillators of subheading 9018.90.64General Free · Column 2 35% · No.	Free	35%	No.
9018.90.75	9018.90.75OtherGeneral Free · Column 2 35%	Free	35%
9018.90.75.20	9018.90.75.20Dialysis instruments and apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
	Other therapeutic appliances and instrumentsGeneral Free · Column 2 35%	Free	35%
9018.90.75.40	9018.90.75.40UltrasonicGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.90.75.60	9018.90.75.60OtherGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.90.75.70	9018.90.75.70Parts and accessories of dialysis instruments and apparatusGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.90.75.80	9018.90.75.80OtherGeneral Free · Column 2 35% · No.	Free	35%	No.
9018.90.80.00	9018.90.80.00OtherGeneral Free · Column 2 55% · No.	Free	55%	No.

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Mexico29.42% of imports	Costa Rica12.57% of imports	Germany10.35% of imports	Ireland7.91% of imports	China5.2% of imports	Japan4.99% of imports	Dominican Republic3.91% of imports	Malaysia2.97% of imports	Canada2.49% of imports	Israel2.42% of imports
9018.11.30.00Electrocardiographs	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.11.60.00Printed circuit assemblies	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.11.90.00Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.12.00.00Ultrasonic scanning apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.13.00.00Magnetic resonance imaging apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.14.00.00Scintigraphic apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.40.00Apparatus for functional exploratory examination, and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.55.00Patient monitoring systems	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.75.00Printed circuit assemblies for parameter acquisition modules	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.95.30Basal metabolism and blood pressure apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.95.35Electroencephalographs (EEG) and electromyographs (EMG)	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.95.50Other apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.19.95.60Parts and accessories	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.20.00.40Therapeutic	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.20.00.80Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.31.00.40Hypodermic	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	112.5%9903.05.319903.91.03	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.31.00.80Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	112.5%9903.05.319903.91.03	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.31.00.90Parts and accessories	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	112.5%9903.05.319903.91.03	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.32.00.00Tubular metal needles and needles for sutures and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	112.5%9903.05.319903.91.03	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.39.00.20Rubber catheters	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.39.00.40Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.39.00.50Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.41.00.00Dental drill engines, whether or not combined on a single base with other dental equipment, and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.49.40.00Dental burs	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.49.80.40Dental hand instruments and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.49.80.80Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.50.00.00Other ophthalmic instruments and appliances and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.10.00Mirrors and reflectors	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.20.00Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.30.00Anesthetic instruments and appliances and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.40.00Percussion hammers, stethoscopes and parts of stethoscopes	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.50.40Sphygmomanometers and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.50.80Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.60.00Electro-surgical instruments and appliances, other than extracorporeal shock wave lithotripters; all the foregoing and parts and accessories thereof	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	From 12.5%9903.05.31Depends on product facts	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.64.00Defibrillators	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.68.00Printed circuit assemblies for the defibrillators of subheading 9018.90.64	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.75.20Dialysis instruments and apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.75.40Ultrasonic	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.75.60Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.75.70Parts and accessories of dialysis instruments and apparatus	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.75.80Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	37.5%9903.05.319903.88.01	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47
9018.90.80.00Other	10%9903.05.55	VariesDepends on product facts	10%9903.05.39	10%9903.05.39	12.5%9903.05.31	12.5%9903.05.49	VariesDepends on product facts	10%9903.05.54	10%9903.05.29	12.5%9903.05.47

Total duty on a $10,000 ocean shipment entered 2026-10-14, before customs fees. Origins are the leading sources of US imports under this heading in 2025 (US Census Bureau).