Taxation 2,760 Income tax 2,506 Tax administration and procedure 896 Tax returns 680 Income tax deductions 282 Law and legislation 276 Tax credits 237 hơn ... Volunteer workers in income tax return preparation 211 Business enterprises 199 Withholding tax 194 Tax exemption 191 Impôt 188 Corporations 174 Officials and employees 169 Impôts 149 Small business 146 Pensions 142 Noncitizens 138 Earned income tax credit 137 Déclarations d'impôt 136 Employee fringe benefits 130 Tax collection 130 Electronic filing of tax returns 124 Individual retirement accounts 121 Trusts and trustees 113 Employees 110 Nonprofit organizations 96 Inheritance and transfer tax 94 Foreign income 90 Partnership 88 ít hơn ...