income tax slab rates for fy 2021 22 income tax slab rates for fy 2021 22 income tax slabs rates and exemptions income tax slab rates for fy 2021 22 income tax slabs rates and exemptions income tax slab fy2020 21 ay21 22 for income tax slab fy2021 income tax slab rate for senior new vs old tax slabs fy 2023 24 which income tax slab rates deductions income tax slabs for fy 2021 22 income tax for senior citizens income income tax slab rates for a y 2024 25