# United States tariff lines under HS 0303.45

> The United States tariff splits HS 0303.45 (tunas (of the genus Thunnus), skipjack tuna (stripe-bellied bonito) (Katsuwonus pelamis), excluding edible fish offal of subheadings 0303 91 to 0303 99: Atlantic and Pacific bluefin tunas (Thunnus thynnus, Thunnus orientalis)) into 2 national lines: 0303.45.01.10 (thunnus thynnus) and 0303.45.01.50 (thunnus orientalis). Every United States line under 0303.45 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/030345
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 03](https://border.bot/countries/united-states/hs-codes/03) / [0303.45](https://border.bot/countries/united-states/hs-codes/030345)

## Key facts

- HS subheading: [0303.45](https://border.bot/hs-codes/030345)
- Duty (MFN): Free
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 03: Fish and crustaceans, molluscs and other aquatic invertebrates

## United States lines under 0303.45

The United States tariff splits HS 0303.45 (tunas (of the genus Thunnus), skipjack tuna (stripe-bellied bonito) (Katsuwonus pelamis), excluding edible fish offal of subheadings 0303 91 to 0303 99: Atlantic and Pacific bluefin tunas (Thunnus thynnus, Thunnus orientalis)) into 2 national lines: 0303.45.01.10 (thunnus thynnus) and 0303.45.01.50 (thunnus orientalis).

Every United States line under 0303.45 is free of general (MFN) duty.

- [0303.45.01.10](https://border.bot/countries/united-states/hs-codes/0303450110) Tunas (of the genus Thunnus), skipjack tuna (stripe-bellied bonito) (Katsuwonus pelamis), excluding edible fish offal of subheadings 0303.91 to 0303.99, Atlantic and Pacific bluefin tunas (Thunnus thynnus, Thunnus orientalis), Thunnus thynnus. Duty (MFN): free
- [0303.45.01.50](https://border.bot/countries/united-states/hs-codes/0303450150) Tunas (of the genus Thunnus), skipjack tuna (stripe-bellied bonito) (Katsuwonus pelamis), excluding edible fish offal of subheadings 0303.91 to 0303.99, Atlantic and Pacific bluefin tunas (Thunnus thynnus, Thunnus orientalis), Thunnus orientalis. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 0303.45 yet.

- [The Harmonized System text for 0303.45](https://border.bot/hs-codes/030345)

- Previous subheading: [0303.44](https://border.bot/countries/united-states/hs-codes/030344) Fish, frozen, excluding fish fillets and other fish meat of heading 0304
- Next subheading: [0303.46](https://border.bot/countries/united-states/hs-codes/030346) Fish, frozen, excluding fish fillets and other fish meat of heading 0304

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 0303.45?

The United States tariff splits HS 0303.45 (tunas (of the genus Thunnus), skipjack tuna (stripe-bellied bonito) (Katsuwonus pelamis), excluding edible fish offal of subheadings 0303 91 to 0303 99: Atlantic and Pacific bluefin tunas (Thunnus thynnus, Thunnus orientalis)) into 2 national lines: 0303.45.01.10 (thunnus thynnus) and 0303.45.01.50 (thunnus orientalis).

### What is the duty on HS 0303.45 in the United States?

Every United States line under 0303.45 is free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/030345.json