Tariff reference › Chapter 99 › 9902.17.27
HTS 9902.17.27 — Optical attenuators designed to reduce the power level of an optical signal, either in free space or in an optical fiber, such instruments or apparatus specifically designed for telecommunications (provided for in subheading 9013.80.90).
The current US import duty for Optical attenuators designed to reduce the power level of an optical signal, either in free space or in an optical fiber, such instruments or apparatus specifically designed for telecommunications (provided for in subheading 9013.80.90). (HTS 9902.17.27) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.
Optical attenuators designed to reduce the power level of an optical signal, either in free space or in an optical fiber, such instruments or apparatus specifically designed for telecommunications (provided for in subheading 9013.80.90).
Current US duty rate
| Column 1 (General / MFN) | Free |
|---|---|
| Special (FTA programs) | No change |
| Column 2 (other) | No change |
No Chapter 99 (Section 301/232/122) cross-reference on this line; origin-specific surcharges may still apply — check the calculator.
Alert me when this code changes (free) See all recorded changes
Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=9902.17.27&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).