The process of filing your Income Tax Returns in India takes some preparation. This is why the Government gives you four months’ window period to compile all documents like salary/income details, bank statements, previous tax statements etc. The procedure varies as per the income earned per year and income source like salary, business profit, investment profit and so on. Collating all your documents ready is just one aspect of it. In this article, we will discuss in detail about the documents needed for filing Income Tax Returns in India.