If you have made investments or payments against one or more of the below mentioned financial instruments, then you're eligible to avail income tax rebate under 80C up to a maximum amount of Rs 1,50,000 -

• Investments in elss funds i.e. Equity linked saving scheme
• Investments in ppf i.e. Public provident fund
• Investments in epf i.e. Employee provident fund
• Investments in nsc i.e. National savings certificates
• Investments in ulips i.e. Unit linked insurance plans
• Payment of premiums against life insurance policy
• Investments in tax-saving fixed deposits
• Investments in senior citizens savings scheme
• Investments in sukanya samriddhi yojana
• Repayment of home loan
• Payment of children's tuition fees

To know how to invest in the above mentioned investments and payments, read this Article.