How to Save Income Tax
​Section 80C
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Equity mutual funds
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PPF
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NSC
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NPS
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Home loan principal payment

Section 80D
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Health insurance for family upto Rs 25,0000 and Rs 30,000 for senior citizens.
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Additional waiver for health insurance bought for parents upto Rs 25,000 and Rs 30,000 if parents are senior citizens
Section 80CCD(2)
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Employer contribution to NPS upto 10% of basic.
Section 80CCD(1B)
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Self contribution to NPS upto Rs 50,000
Section 24
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Home loan interest payment upto Rs 2,00,000
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Additionally you can save tax on donation , house rent,conveyance, education loan interest payment etc