The Annual Information Statement (AIS) is an important document that provides taxpayers with a comprehensive view of their financial transactions reported to the Income Tax Department. It includes information related to interest income, securities transactions, tax payments, refunds, and other specified financial transactions linked to your PAN. Reviewing the AIS before filing your Income Tax Return can help taxpayers identify discrepancies, ensure accurate reporting, and maintain compliance with tax regulations. It also promotes better financial planning by providing greater visibility into an individual's financial activities.