HSN heading 3004 falls under Chapter 30 — pharmaceutical products. It breaks down into 13 sub-codes listed below.
Sub-codes under 3004 (13)
300410
CONTAINING PENICILLINS OR DERIVATIVES THEREOF, WITH A PENICILLANIC ACID STRUCTURE, OR STREPTOMYCINS OR THEIR DERIVATIVES :
300420
OTHER CONTAINING ANTIBIOTICS :
300431
CONTAINING INSULIN:
300432
CONTAINING CORTICOSTEROID HORMONES, THEIR DERIVATIVES OR STRUCTURAL ANALOGUES
300439
OTHER :
300440
Containing alkaloids or derivatives thereof but not containing hormones, other products of heading 2937 or antibiotics
300441
CONTAINING EPHEDRINE OR ITS SALTS
300442
CONTAINING PSEUDOEPHEDRINE (INN) OR ITS SALTS
300443
CONTAINING NOREPHEDRINE OR ITS SALTS
300449
OTHER:
300450
OTHER CONTAINING VITAMINS OR OTHER PRODUCTS OF HEADING 2936 :
300460
OTHER, CONTAINING ANTIMALARIAL ACTIVE PRINCIPLES DESCRIBED IN SUB-HEADING NOTE 2 TO THIS CHAPTER
300490
OTHER :
About HSN heading 3004
The 4-digit code 3004 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 30, which covers pharmaceutical products.