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The HSN is a multipurpose international product terminology acknowledged by the World Customs Organization. The purpose of using the HSN codes is to ensure that GST billing practices are in accord with international standards of product nomenclature.
The security code is the additional set of three to four digits located on your credit card that are often needed to complete a sales transaction online or on the telephone. We are all so cautious about social security numbers and even our phone numbers. Why then should we be so blase blasÃ© about our security? codes