# HS code 1504.30: Fats and oils and their fractions, of marine mammals

> HS code 1504.30 covers fats and oils and their fractions, of marine mammals. It sits in heading 15.04 (fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified) in chapter 15 (animal, vegetable or microbial fats and oils and their cleavage products; prepared edible fats; animal or vegetable waxes). Other goods of heading 15.04 are classified under 1504.10 (fish-liver oils and their fractions) and 1504.20 (fats and oils and their fractions, of fish, other than liver oils). National tariff lines under 1504.30 are live on border.bot for the United States (1 line, also used by 1 other country).

Source: https://border.bot/hs-codes/150430
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 15](https://border.bot/hs-codes/15) / [15.04](https://border.bot/hs-codes/1504) / [1504.30](https://border.bot/hs-codes/150430)

## Key facts

- HS code: 1504.30
- Covers: Fats and oils and their fractions, of marine mammals
- Heading: [15.04: Fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified](https://border.bot/hs-codes/1504)
- Chapter: [15: Animal, vegetable or microbial fats and oils and their cleavage products; prepared edible fats; animal or vegetable waxes](https://border.bot/hs-codes/15)
- Edition: HS2022
- Duty in the United States: [See its 1 line](https://border.bot/countries/united-states/hs-codes/150430)

## What this code covers

HS code 1504.30 covers fats and oils and their fractions, of marine mammals.

The legal text of the subheading is “Fats and oils and their fractions, of marine mammals”, in HS2022.

## What it doesn’t cover

Other goods of heading 15.04 are classified under 1504.10 (fish-liver oils and their fractions) and 1504.20 (fats and oils and their fractions, of fish, other than liver oils).

- [1504.10](https://border.bot/hs-codes/150410) Fish-liver oils and their fractions
- [1504.20](https://border.bot/hs-codes/150420) Fats and oils and their fractions, of fish, other than liver oils

## How it is structured

1504.30 is a six-digit subheading. Its first two digits, 15, are the chapter; the first four, 1504, are heading 15.04; the last two, 30, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 15: Animal, vegetable or microbial fats and oils and their cleavage products; prepared edible fats; animal or vegetable waxes
- Heading 15.04: Fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified
- Subheading 1504.30: Fats and oils and their fractions, of marine mammals

## In other countries

National tariff lines under 1504.30 are live on border.bot for the United States (1 line, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/150430): 1 line, used by 1 other country

- Previous subheading: [1504.20](https://border.bot/hs-codes/150420) Fats and oils and their fractions, of fish, other than liver oils
- Next subheading: [1505.00](https://border.bot/hs-codes/150500) Wool grease and fatty substances derived therefrom (including lanolin)

## Frequently asked questions

### What does HS code 1504.30 cover?

HS code 1504.30 covers fats and oils and their fractions, of marine mammals.

### Which heading and chapter is HS code 1504.30 in?

HS code 1504.30 is in heading 15.04 (fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified) in chapter 15 (animal, vegetable or microbial fats and oils and their cleavage products; prepared edible fats; animal or vegetable waxes).

### Where are goods of heading 15.04 classified when 1504.30 doesn’t fit?

Other goods of heading 15.04 are classified under 1504.10 (fish-liver oils and their fractions) and 1504.20 (fats and oils and their fractions, of fish, other than liver oils).

### Which countries’ tariffs list national lines under HS code 1504.30?

National tariff lines under 1504.30 are live on border.bot for the United States (1 line, also used by 1 other country).

## Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 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.

Machine-readable: https://border.bot/hs-codes/150430.json