What HS code 2923.90 covers
HS code 2923.90 classifies quaternary ammonium salts and hydroxides; whether or not chemically defined n.e.c. in heading no. 2923. It is a subheading of heading 2923 (Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined), in chapter 29 (Organic chemicals), section VI of the Harmonized System. These six digits are identical in every country that uses the HS.
Classification path
Import duty for 2923.90
Erga omnes (treća zemlja) MFN stopa. Uvozni PDV od 17 do 27 odsto po zemlji, kao i sve antidampinške mere, primenjuju se zasebno.
Izvor: TARIC
Samo osnovna MFN stopa. Section 301 i IEEPA tarife iz 2025. mogu se dodati povrh toga za robu iz Kine.
Izvor: HTSUS / CBP
Imported this in 2024 or 2025?
Courts voided some of the tariffs importers paid on goods like this. You may be owed money back. The audit is free and we only get paid when you do.
Related codes in heading 2923
Not quite the right fit? These subheadings sit under the same heading and are the most common alternatives to 2923.90.
- 2923.10 Quaternary ammonium salts and hydroxides; choline and its salts, whether or not chemically defined
- 2923.20 Lecithins and other phosphoaminolipids, whether or not chemically defined
- 2923.30 Quaternary ammonium salts and hydroxides; tetraethylammonium perfluorooctane sulphonate, whether or not chemically defined
- 2923.40 Quaternary ammonium salts and hydroxides; didecyldimethylammonium perfluorooctane sulphonate, whether or not chemically defined
Confirm the code for your exact product
A 6-digit subheading still covers a range of products. The wrong code at the border can mean overpaying duty, a delayed shipment, or a penalty. Describe your exact item and HS Mate confirms whether 2923.90 is right, with the duty rate and an audit trail your customs broker can accept.