This document discusses income tax in India. It defines income tax as a direct tax levied on the incomes of individuals, Hindu Undivided Families (HUFs), unregistered firms, and other associations of people. It was passed as an act in 1961 and came into effect in 1962. The document then provides the income tax slab rates for the 2013-2014 assessment year, including different rates for individuals of different ages and genders. It also defines various income tax related terms and provides an example computation of total income and tax liability for an individual named M. Niranjan for the 2013-2014 assessment year.