HTS Codes / Chapter 90

9020.00.40.00

Underwater breathing devices designed as a complete unit to be carried on the person and not requiring attendants

Duty rates

General (MFN)

Free

Column 2 (non-MFN)

27.5%

Unit of quantity

No.

“General” applies to imports from most trading partners under normal trade relations. “Special” lists products eligible for reduced or duty-free treatment under programs like GSP, USMCA, CAFTA-DR, or individual free-trade agreements. “Column 2” applies to imports from countries without normal trade relations (currently Cuba and North Korea).

Chapter 90

Optical, photographic, cinematographic, measuring, checking, precision, medical instruments (Section XVIII — Precision instruments, clocks, musical instruments)