HSN CODE - 90158090 : SURVEYING (INCLUDING PHOTOGRAMMETRICAL SURVEYING), HYDROGRAPHIC OCEANOGRAPHIC, HYDROLOGICAL, METEROLOGICAL OR GEO-PHYSCIAL INSTRUMENTS AND APPLIANCES, EXCLUDING COMPASSES; RANGEFINDERS OTHERS

Harmonised System of Nomenclature (HSN Codes) 90158090 are used for the SURVEYING (INCLUDING PHOTOGRAMMETRICAL SURVEYING), HYDROGRAPHIC OCEANOGRAPHIC, HYDROLOGICAL, METEROLOGICAL OR GEO-PHYSCIAL INSTRUMENTS AND APPLIANCES, EXCLUDING COMPASSES; RANGEFINDERS OTHERS products under Goods and Service Tax classification.

India was originally using 6 digit HSN codes to classify commodities but later two more digits were added to make the codes more precise, resulting in an 8 digit classification.

Understanding HSN Code 90158090

First two digits (90) represent the chapter number which is Chapter 90 - Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof.

Next two digits (15) represent the heading number which is SURVEYING (INCLUDING PHOTOGRAMMETRICAL SURVEYING), HYDROGRAPHIC OCEANOGRAPHIC, HYDROLOGICAL, METEROLOGICAL OR GEO-PHYSCIAL INSTRUMENTS AND APPLIANCES, EXCLUDING COMPASSES; RANGEFINDERS

Next two digits (80) represent the product code which is Other instruments and appliances

Last two digits (90) are for final or deeper classification which is OTHERS

All 8 digits of HSN code is mandatory for export & imports for tax invoice of GST.