HS code 2939.63: Alkaloids of rye ergot and their derivatives; salts thereof, lysergic acid and its salts

Last updated 11 October 2026

Landed cost with 2939.63 Classify a product

Key facts

HS code: 2939.63
Covers: Alkaloids of rye ergot and their derivatives; salts thereof, lysergic acid and its salts
Heading: 29.39: Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
Chapter: 29: Organic chemicals
Edition: HS2022
Duty in the United States: See its 1 line

Summary

HS code 2939.63 covers alkaloids of rye ergot and their derivatives; salts thereof, lysergic acid and its salts. It sits in heading 29.39 (alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives) in chapter 29 (organic chemicals). Other goods of heading 29.39 are classified under 2939.11 (alkaloids of opium and their derivatives; salts thereof, concentrates of poppy straw; buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof), 2939.19 (alkaloids of opium and their derivatives; salts thereof, other), 2939.20 (alkaloids of cinchona and their derivatives; salts thereof), 2939.30 (caffeine or its salts) and 14 others. National tariff lines under 2939.63 are live on border.bot for the United States (1 line, also used by 1 other country).

What this code covers

HS code 2939.63 covers alkaloids of rye ergot and their derivatives; salts thereof, lysergic acid and its salts.

The legal text of the subheading is “Alkaloids of rye ergot and their derivatives; salts thereof: Lysergic acid and its salts”, read under “Alkaloids of rye ergot and their derivatives; salts thereof”, in HS2022.

What it doesn’t cover

Other goods of heading 29.39 are classified under 2939.11 (alkaloids of opium and their derivatives; salts thereof, concentrates of poppy straw; buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof), 2939.19 (alkaloids of opium and their derivatives; salts thereof, other), 2939.20 (alkaloids of cinchona and their derivatives; salts thereof), 2939.30 (caffeine or its salts) and 14 others.

2939.11Alkaloids of opium and their derivatives; salts thereof: Concentrates of poppy straw; buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof
2939.19Alkaloids of opium and their derivatives; salts thereof: Other
2939.20Alkaloids of cinchona and their derivatives; salts thereof
2939.30Caffeine and its salts
2939.41Alkaloids of ephedra and their derivatives; salts thereof: Ephedrine and its salts
2939.42Alkaloids of ephedra and their derivatives; salts thereof: Pseudoephedrine (INN) and its salts
2939.43Alkaloids of ephedra and their derivatives; salts thereof: Cathine (INN) and its salts
2939.44Alkaloids of ephedra and their derivatives; salts thereof: Norephedrine and its salts
2939.45Alkaloids of ephedra and their derivatives; salts thereof: Levometamfetamine, metamfetamine (INN), metamfetamine racemate and their salts
2939.49Alkaloids of ephedra and their derivatives; salts thereof: Other
2939.51Theophylline and aminophylline (theophylline-ethylenediamine) and their derivatives; salts thereof: Fenetylline (INN) and its salts
2939.59Theophylline and aminophylline (theophylline-ethylenediamine) and their derivatives; salts thereof: Other
2939.61Alkaloids of rye ergot and their derivatives; salts thereof: Ergometrine (INN) and its salts
2939.62Alkaloids of rye ergot and their derivatives; salts thereof: Ergotamine (INN) and its salts
2939.69Alkaloids of rye ergot and their derivatives; salts thereof: Other
2939.72Other, of vegetal origin: Cocaine, ecgonine; salts, esters and other derivatives thereof
2939.79Other, of vegetal origin: Other
2939.80Other

How it is structured

2939.63 is a six-digit subheading. Its first two digits, 29, are the chapter; the first four, 2939, are heading 29.39; the last two, 63, identify the subheading within the heading.

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

Chapter 29: Organic chemicals
Heading 29.39: Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
Within the heading: Alkaloids of rye ergot and their derivatives; salts thereof
Subheading 2939.63: Lysergic acid and its salts

In other countries

National tariff lines under 2939.63 are live on border.bot for the United States (1 line, also used by 1 other country).

United States1 line, used by 1 other country

Frequently asked questions

What does HS code 2939.63 cover?

HS code 2939.63 covers alkaloids of rye ergot and their derivatives; salts thereof, lysergic acid and its salts.

Which heading and chapter is HS code 2939.63 in?

HS code 2939.63 is in heading 29.39 (alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives) in chapter 29 (organic chemicals).

Where are goods of heading 29.39 classified when 2939.63 doesn’t fit?

Which countries’ tariffs list national lines under HS code 2939.63?

National tariff lines under 2939.63 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.

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