Non-Banking Financial Company (NBFC) is a company registered under the Companies Act, 1956 or Companies Act, 2013, and engaged in the business of loans and advances, acquisition of shares/ stocks/ bonds/ debentures/ securities issued by Government or local authority or other marketable securities of a like nature, leasing, hire-purchase, etc., as their principal business, but does not include any institution whose principal business is that of agriculture activity, industrial activity, purchase or sale of any goods (other than securities) or providing any services and sale/ purchase/construction of immovable property

https://rbidocs.rbi.org.in/rdocs/faqs/PDFs/ALLNBFC23042025.PDF

Non-Banking Financial Company (NBFC) is a company registered under the Companies Act, 1956 or Companies Act, 2013, and engaged in the business of loans and advances, acquisition of shares/ stocks/ bonds/ debentures/ securities issued by Government or local authority or other marketable securities of a like nature, leasing, hire-purchase, etc., as their principal business, but does not include any institution whose principal business is that of agriculture activity, industrial activity, purchase or sale of any goods (other than securities) or providing any services and sale/ purchase/ construction of immovable property