Hello Arjun,

An income certificate is a document issued by an authority under the state government, certifying the annual income of a person from all sources. One of the main reasons to obtain an income certificate is to avail tax relaxations. Income certificate used as a legal document is furnished by individuals who benefit from various subsidies and welfare schemes implemented by the state and central government. Besides, income certificate is used for various educational purposes such as admission, scholarships, fee reimbursement and so on.

For more information about income certificate go through the link given below -

https://indianmoney.com/articles/income-certificate-online

Thanku.