EPF (Employee Provident Fund) is a mandatory retirement savings scheme in India in which employees and employers collectively contribute a certain percentage of the employee's salary to build a corpus for retirement benefits.
NPS (New Pension Scheme): A voluntary retirement savings scheme that provides subscribers with pension benefits managed by the Pension Fund Regulatory and Development Authority (PFRDA).
Advance Tax: A system in which taxpayers must pay their estimated tax liability in instalments over the financial year, ensuring timely revenue collection for the government.