GST Rate for HSN 8421
Specific items under 8421
| HSN Code | Description | GST Rate |
|---|---|---|
| 842111 | CREAM SEPARATORS | 18% |
| 842112 | CLOTHES-DRYERS | 18% |
| 842119 | OTHER : | 18% |
| 842121 | FOR FILTERING OR PURIFYING WATER : | 18% |
| 842122 | FOR FILTERING OR PURIFYING BEVERAGES OTHER THAN WATER | 18% |
| 842123 | OIL OR PETROL-FILTERS FOR INTERNAL COMBUSTION ENGINES | 18% |
| 842129 | OTHER | 18% |
| 842131 | INTAKE AIR FILTERS FOR INTERNAL COMBUSTION ENGINES | 18% |
| 842132 | CATALYTIC CONVERTERS OR PARTICULATE FILTERS, WHETHER OR NOT COMBINED, FOR PURIFYING OR FILTERING EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES | 18% |
| 842139 | OTHER : | 18% |
| 842191 | OF CENTRIFUGES, INCLUDING CENTRIFUGAL DRYERS | 18% |
| 842199 | OTHER | 18% |
| 84211100 | CREAM SEPARATORS | 18% |
| 84211200 | CLOTHES-DRYERS | 18% |
| 84211910 | BOWL CENTRIFUGES | 18% |
| 84211920 | BASKET CENTRIFUGES | 18% |
| 84211930 | CONTINUOUS AUTOMATIC CENTRIFUGES | 18% |
| 84211940 | SELF CLEANING CENTRIFUGES | 18% |
| 84211950 | DECANTER CENTRIFUGES HORIZONTAL BOWL | 18% |
| 84211960 | SCREW CONVEYOR CENTRIFUGES | 18% |
| 84211991 | FOR CHEMICAL INDUSTRIES | 18% |
| 84211999 | OTHER | 18% |
| 84212110 | ION EXCHANGER PLANT OR APPARATUS | 18% |
| 84212120 | HOUSEHOLD TYPE FILTERS | 18% |
| 84212190 | OTHER | 18% |
| 84212200 | FOR FILTERING OR PURIFYING BEVERAGES OTHER THAN WATER | 18% |
| 84212300 | OIL OR PETROL-FILTERS FOR INTERNAL COMBUSTION ENGINES | 18% |
| 84212900 | OTHER | 18% |
| 84213100 | INTAKE AIR FILTERS FOR INTERNAL COMBUSTION ENGINES | 18% |
| 84213200 | CATALYTIC CONVERTERS OR PARTICULATE FILTERS, WHETHER OR NOT COMBINED, FOR PURIFYING OR FILTERING EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES | 18% |
| 84213910 | AIR SEPARATORS TO BE EMPLOYED IN THE PROCESSING, SMELTING OR REFINING OF MINERALS, ORES OR METALS, AIR STRIPPERS | 18% |
| 84213920 | AIR PURIFIERS OR CLEANERS | 18% |
| 84213990 | OTHER | 18% |
| 84219100 | OF CENTRIFUGES, INCLUDING CENTRIFUGAL DRYERS | 18% |
| 84219900 | OTHER | 18% |
Tax calculator for HSN 8421
Enter a taxable value to calculate GST. You can use this for a quick invoice estimate.
Invoice example (₹1,000 taxable value)
Compliance pointers (ITC / RCM / classification)
Input Tax Credit depends on usage conditions, restrictions, and supplier eligibility. Treat this as a quick hint — verify for edge cases.
Reverse Charge is notification-based and can depend on supplier status and transaction type. If you see a warning, double-check notifications and your invoice terms.
- •Compare adjacent headings within Chapter 84 before finalizing.
- •Use chapter notes to avoid common confusions (materials vs finished goods, kits, etc.).
- •For services (99), place-of-supply can change whether IGST/CGST+SGST applies.
FAQs for HSN 8421
What is the GST rate for HSN 8421?▾
GST rate for HSN 8421 is 18%. Always verify the latest CBIC/GST notifications for changes.
Is HSN mandatory on invoices?▾
HSN is generally required on B2B invoices; the number of digits depends on turnover and the nature of supply. Exports/imports typically use more detailed codes.
How do I use this code on an invoice?▾
Add HSN 8421 in the line item and apply GST @ 18%. For intra-state supplies: 9% CGST + 9% SGST. For inter-state supplies: 18% IGST.
Does ITC apply for this HSN?▾
ITC depends on conditions and restrictions under GST law, plus the nature of usage and supplier eligibility. Use the ITC badge as a hint and verify with your CA for edge cases.
Can Reverse Charge (RCM) apply here?▾
RCM is notification-based and depends on the supply category, supplier status, and transaction type. If you see an RCM note, treat it as a “verify” signal.
What if I pick the wrong HSN?▾
Wrong classification can cause rate mismatch, notices, interest/penalty exposure, and reconciliation issues. Compare nearby headings and chapter notes before finalizing.
Sources & accuracy
General GST guidance, return filing references, and updates.
Rates, exemptions, and clarifications may change via notifications/circulars.
Use chapter notes/headings to avoid misclassification.
How we update pages + what “Last reviewed” means. Last reviewed: 22 Jan 2026.
Next steps after choosing HSN 8421
Use global search to compare descriptions and avoid wrong classification.
Check inclusions/exclusions and common confusions for Chapter 84.
Decide whether IGST or CGST+SGST applies based on POS rules.
Related tools & next actions
Common next actions: verify POS (tax type), check RCM risk, or compare similar HSN codes.