deduction from income tax

基本解释

The part will study the shortcomings of present personal income tax law system from tax model, tax scope, expense deduction, structure of tax rates, the administration of tax collection, etc.
具体从纳税人、税种归属、课征模式、课税范围、税率结构、费用扣除和税收征管等税收法律制度的几大主要方面逐一探讨我国现行个人所得税法律制度存在的主要缺陷。

One nice thing about the aid calculators is that they allow a deduction from income for income taxes, including federal tax.
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About 40% of that revenue would be a result of not extending the 2001-03 tax cuts for high-income households and another 30% would come from the deduction cap (so you could wipe that off the books already).
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But note again that the largest group excluded from paying income tax because of special tax expenditures are seniors, who get a bigger standard deduction than younger folks and more importantly, special tax treatment for their Social Security benefits.
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