Mortgage Insurance Premiums
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Per IRS Publication 936 Home Mortgage Interest Deduction, on page 1:

Home mortgage interest. You can deduct home mortgage interest on the first $750,000 ($375,000 if married filing separately) of indebtedness. However, higher limitations ($1 million ($500,000 if married filing separately)) apply if you are deducting mortgage interest from indebtedness incurred before December 16, 2017.

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