HSN Classification

HSN 845640 - OPERATED BY PLASMA ARC PROCESSES

Classification level: Service/product sub-category. Use this as a GST code-reference page and confirm rate/exemption treatment from current notifications before final filing.

Code details

Code Type: HSN
Code: 845640
Official Description: OPERATED BY PLASMA ARC PROCESSES

Tax guide notes

- GST rate is not embedded in HSN/SAC master data. Confirm the latest rate from GST rate notifications and official CBIC schedules.
- Invoice accuracy matters: use the code that best matches the principal supply description to reduce notices and mismatch risk.
- If supplies include both goods and services, document the dominant nature of supply before selecting HSN/SAC.

Compliance checklist

- Keep product/service description on invoice aligned with the selected HSN/SAC code.
- Review code selection whenever scope of work or product mix changes.
- Cross-check applicable GST rate, exemptions, and reverse-charge conditions before filing returns.

Related codes

HSN

8456

MACHINE-TOOLS FOR WORKING ANY MATERIAL BY REMOVAL OF MATERIAL, BY LASER OR OTHER LIGHT ORPHOTON BEAM, ULTRA-SONIC, ELECTRO-DISCHARGE, ELECTRO-CHEMICAL, ELECTRON BEAM, IONIC-BEAM OR PLASMA ARC PROCESSES, WATER-JET CUTTING MACHINES

OPERATED BY LASER

OPERATED BY OTHER LIGHT OR PHOTON BEAM PROCESSES

HSN

845620

OPERATED BY ULTRASONIC PROCESSES

HSN

845630

OPERATED BY ELECTRO-DISCHARGE PROCESSES