nz ir330 form
26 U.S. Code 1 - Tax imposed - Legal Information Institute
If taxable income is: The tax is: Not over $36,900. 15% of taxable income. Over $36,900 but not over $89,150. $5,535, plus 28% of the excess over $36,900.
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Tax code, regulations and official guidance
Different sources provide the authority for tax rules and procedures. Here are some sources that can be searched online for free.
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