Your IRA deduction cannot be taken from unearned income.

你的个人退休账户的扣税不可能从非劳动收入中减去。

《柯林斯英汉双解大词典》

Most homeowners can get a federal income tax deduction on interest payments to a home equity loan.

在支付房屋净值贷款利息方面，大多数房主可以享受联邦所得税减免待遇。

《柯林斯英汉双解大词典》

Mr.Li: The deduction for income from oversea should be RMB 4000, but you used RMB 800. Is that right?

李先生：您的意思是境外的收入用的扣除额是800元，而不是4000元？

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And here's where it gets really bizarre: It's possible some taxpayers in states with income taxes, who haven't made a big purchase, might actually be better off claiming a smaller sales tax deduction than a bigger income tax deduction.

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This deduction is claimed instead of (not in addition to) the state and local income tax deduction, and is most useful to residents of states, including Florida and Texas, that don't impose their own income taxes.

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Phil Mickelson at 2007 Barclays Singapore OpenFederal tax law changes beginning in 2013 could further aggravate the situation because of rules applicable to high income taxpayers that could reduce itemized deductions (including the federal state income tax deduction) by as much as 80%, making the net cost of state income taxes more expensive.

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