HSN HEADING
1604PREPARED OR PRESERVED FISH; CAVIAR AND CAVIAR SUBSTITUTES PREPARED FROM FISH EGGS
HSN heading 1604 falls under Chapter 16 — preparations of meat, of fish, of crustaceans, molluscs or other aquatic invertebrates or of insects. It breaks down into 12 sub-codes listed below.
Sub-codes under 1604 (12)
About HSN heading 1604
The 4-digit code 1604 is an HSN heading — a mid-level grouping that breaks down further into 6-digit sub-headings and 8-digit tariff items. Choose the most specific sub-code that matches your supply so the GST rate, e-invoice schema, and GSTR-1 HSN summary all line up correctly. It sits inside Chapter 16, which covers preparations of meat, of fish, of crustaceans, molluscs or other aquatic invertebrates or of insects.