Taxation 512 Law and legislation 388 Income tax 81 Investments, Foreign 70 Corporations 64 Inheritance and transfer tax 56 Estate planning 45 more ... Pension trusts 44 Foreign income 37 Corporations, Foreign 31 Trusts and trustees 30 Transfer pricing 29 Charitable uses, trusts, and foundations 27 Employee fringe benefits 26 Gifts 26 Business enterprises 21 Partnership 21 Decedents' estates 18 States 18 Tax administration and procedure 18 Accounting 17 Income tax deductions 17 Corporate reorganizations 16 Double taxation 16 Noncitizens 15 Nonprofit organizations 15 Deferred compensation 14 Income tax deductions for losses 14 Tax planning 12 Income tax deductions for expenses 11 less ...